"Olympic" Image Credits

Images Licensed under CC BY 2.0:

Images licensed under CC BY-SA 2.0:

Images Licensed under CC BY 2.5:

Images Licensed under CC BY-SA 2.5:

Images Licensed under CC BY 3.0:

Images licensed under CC BY-SA 3.0:

Images Licensed under CC BY-SA 4.0:

Public domain Images courtesy of Wikimedia Commons, Picryl, GoodFreePhotos, Internet Archive Book Images, PXHERE, PublicDomainPictures, & Pixabay

https://commons.wikimedia.org/wiki/File:Terracotta_Panathenaic_prize_amphora_MET_DP245713.jpg

https://commons.wikimedia.org/wiki/File:Greek_athletic_sports_and_festivals_(1910)_(14583648569).jpg

https://en.wikipedia.org/wiki/File:Baron_Pierre_de_Coubertin.jpg

https://en.wikipedia.org/wiki/File:Athens_1896_report_cover.jpg

https://pixabay.com/vectors/medal-gold-golden-prize-red-1586219/

https://pixabay.com/vectors/podium-sport-trophy-victory-medal-1060918/

https://en.wikipedia.org/wiki/File:1896_Olympic_opening_ceremony.jpg

https://commons.wikimedia.org/wiki/File:1920_olympics_antwerpen_poster.jpg

https://en.wikipedia.org/wiki/File:Antwerp_1920_banner.jpg

http://3.bp.blogspot.com/-xzV7n67lE4Y/UxSui4ZgRvI/AAAAAAAACmI/ZkDun1XN7fQ/s1600/olympic-rings-greece.png

https://en.wikipedia.org/wiki/File:Carl_Diem.jpg

https://en.wikipedia.org/wiki/File:Olympictorche-Berlin.jpg

https://en.wikipedia.org/wiki/File:Villa_romana_bikini_girls.JPG

https://commons.wikimedia.org/wiki/File:Cliffs_over_Eretria_Euboea_Greece.jpg

https://en.wikipedia.org/wiki/File:Pausanias_Description_of_Greece.jpg

https://en.wikipedia.org/wiki/File:Exaltation_fleur_Louvre_Ma701.jpg

https://commons.wikimedia.org/wiki/File:Two_athletes_with_trainer,_column-krater,_attributed_to_the_Pig_Painter,_Greek-Attic,_c._470_BC,_red-figure_terracotta_-_Blanton_Museum_of_Art_-_Austin,_Texas_-_DSC07645.jpg

https://en.wikipedia.org/wiki/File:Olympic_victors_on_Papyrus_1185.jpg

https://en.wikipedia.org/wiki/File:Panathenaic_prize_British_museum_B133.jpg

https://www.flickr.com/photos/internetarchivebookimages/14583711119

https://en.m.wikipedia.org/wiki/File:Cynisca_by_Sophie_de_Renneville.jpg

https://www.flickr.com/photos/internetarchivebookimages/14747186396

https://en.wikipedia.org/wiki/File:Paris_1900_olympic_poster.jpg

https://en.wikipedia.org/wiki/File:Charlotte_cooper_sterry_2.jpg

https://en.wikipedia.org/wiki/File:Lerina_1900.jpg

https://en.wikipedia.org/wiki/File:Margaret-abbott-gold-medal-1900-golf.jpg

https://en.wikipedia.org/wiki/File:1904summerolympicsposter.jpg

https://en.wikipedia.org/wiki/File:Jessie_Pollock.jpg

https://en.wikipedia.org/wiki/File:Olympic_games_1908_London.jpg

https://en.wikipedia.org/wiki/File:Edgar_and_Madge_Syers.jpg

https://en.wikipedia.org/wiki/File:1912_Summer_Olympics_poster.jpg

https://en.wikipedia.org/wiki/File:Greta_Johansson_1912.jpg

https://commons.wikimedia.org/wiki/File:Ancient_stadium_at_Delphi,_Greece.jpg

https://en.wikipedia.org/wiki/File:Mary_Lines_1921b.jpg

https://en.wikipedia.org/wiki/File:Germaine_Delapierre_1920.jpg

https://en.wikipedia.org/wiki/File:Hilda_Hatt_1922.jpg

https://en.wikipedia.org/wiki/File:Francesca_Pianzola_1922.jpg

https://en.wikipedia.org/wiki/File:Betty_Robinson_2.jpg

https://en.wikipedia.org/wiki/File:Lina_Radke_1928.jpg

https://en.wikipedia.org/wiki/File:Myrtle_Cook_of_Canada_(left)_winning_a_preliminary_heat_in_the_womens_100_metres_race_at_the_VIIIth_Summer_Olympic_Games.jpg

https://en.wikipedia.org/wiki/File:Ethel_Catherwood_1928_gallica.jpg

https://en.wikipedia.org/wiki/File:Halina_Konopacka_1928.jpg

https://en.wikipedia.org/wiki/File:1928_Olympics_poster.jpg

https://en.wikipedia.org/wiki/File:19th_Amendment_Pg1of1_AC.jpg

https://en.wikipedia.org/wiki/File:Athlete%27s_oath_at_1924_Winter_Olympics.jpg

https://en.wikipedia.org/wiki/File:Victor_Boin_1920.jpg    

https://commons.wikimedia.org/wiki/File:Olympia-ZeusTempelRestoration.jpg

https://commons.wikimedia.org/wiki/File:Sacrifice_boar_Louvre_G112.jpg

https://commons.wikimedia.org/wiki/File:1788_Bocage_Map_of_Thessaly_in_Ancient_Greece_(_the_home_of_Achilles)_-_Geographicus_-_Thessaly-white-1793.jpg

https://commons.wikimedia.org/wiki/File:Greek_-_Procession_of_Twelve_Gods_and_Goddesses_-_Walters_2340.jpg

https://en.wikipedia.org/wiki/File:Alice_milliat.jpg

http://ancientolympics.arts.kuleuven.be/picEN/slides/P0440.jpg.html

https://en.wikipedia.org/wiki/File:1868_Lawrence_Alma-Tadema_-_Phidias_Showing_the_Frieze_of_the_Parthenon_to_his_Friends.jpg

https://ku.m.wikipedia.org/wiki/W%C3%AAne:Le_Jupiter_Olympien_ou_l%27art_de_la_sculpture_antique.jpg

https://en.wikipedia.org/wiki/File:Zeus_Hermitage_St._Petersburg_20021009.jpg

https://en.wikipedia.org/wiki/File:SevenWondersOfTheWorld.png

https://en.wikipedia.org/wiki/File:Alexander_the_Great_mosaic.jpg

https://en.wikipedia.org/wiki/File:Marble_bust_of_Herodotos_MET_DT11742.jpg

https://www.flickr.com/photos/internetarchivebookimages/14730449666/

https://en.wikipedia.org/wiki/File:Peter_Paul_Rubens_-_Abundance_(Abundantia)_-_Google_Art_Project.jpg

https://commons.wikimedia.org/wiki/File:Augean_stables.jpg

https://en.wikipedia.org/wiki/File:SARS-CoV-2_without_background.png

https://en.wikipedia.org/wiki/File:Covid-19-total-confirmed-cases-vs-total-confirmed-deaths.png

https://commons.wikimedia.org/wiki/File:2020_Summer_Olympics_text_logo.svg

https://commons.wikimedia.org/wiki/File:Spanish_flu_death_chart.png

https://commons.wikimedia.org/wiki/File:British_artillery_in_action,_World_War_I.JPEG

https://www.pikrepo.com/fcptr/us-military-policemen-read-about-the-german-surrender-ending-world-war-ii-in-europe

https://www.uihere.com/free-photos/two-person-shaking-hands-547641

https://commons.wikimedia.org/wiki/File:Stele_Artemon_Glyptothek_Munich_493.jpg

https://en.wikipedia.org/wiki/File:Gymnasium_scene_Petit_Palais_ADUT00337.jpg

https://en.wikipedia.org/wiki/File:Javelin_throwers_Ancient_Greece.png

https://en.wikipedia.org/wiki/File:Discobolus_Kleomelos_Louvre_G111.jpg

https://en.wikipedia.org/wiki/File:Foul_pankration_at_Kylix_by_the_Foundry_Painter_BM_VaseE78.jpg

https://en.wikipedia.org/wiki/File:Kynodesme_image.jpg

https://en.wikipedia.org/wiki/File:1896_Olympic_marathon.jpg

nhttps://commons.wikimedia.org/wiki/File:Louis_entering_Kallimarmaron_at_the_1896_Athens_Olympics.jpg

https://en.wikipedia.org/wiki/File:Breal1.jpg

https://en.wikipedia.org/wiki/File:Scene_of_the_Battle_of_Marathon.jpg

https://en.wikipedia.org/wiki/File:Phidippides.jpg

https://en.wikipedia.org/wiki/File:Dorando_Pietri_1908.jpg

https://en.wikipedia.org/wiki/File:Foeniculum_vulgare_-_K%C3%B6hler%E2%80%93s_Medizinal-Pflanzen-148.jpg

https://commons.wikimedia.org/wiki/File:Gents-v-Players-1899.jpg

https://picryl.com/media/george-jay-gould-full-length-portrait-standing-facing-right-holding-racket

https://pixabay.com/photos/greek-pottery-gods-archeology-1282672/

https://commons.wikimedia.org/wiki/File:Detail_from_the_Chigi-vase.jpg

https://www.flickr.com/photos/internetarchivebookimages/14766995784

https://www.pexels.com/photo/men-playing-baseball-in-stadium-2763962/

https://pixnio.com/people/children-kids/school-children-who-were-about-to-participate-in-a-footrace

https://commons.wikimedia.org/wiki/File:Children_playing_game_with_handkerchief_on_stick_in_school_yard,_Washington,_D.C._LCCN2001703698.jpg

https://www.pxfuel.com/en/free-photo-iuptu

https://commons.wikimedia.org/wiki/File:Gladiators,_fragment,_Roman,_300-400_AD,_marble_and_limestone_mosaic_-_Galleria_Borghese_-_Rome,_Italy_-_DSC04939.jpg

https://pixabay.com/photos/athletics-runners-3189582/

https://www.pexels.com/photo/athletics-x-high-jump-3770822/

https://en.wikipedia.org/wiki/File:Spalding%27s_official_athletic_almanac_(1800)_(14766385385).jpg

https://archives.upenn.edu/wp-content/uploads/2017/08/sports-captains-1895-1024x709.jpg

https://archives.upenn.edu/media/2017/08/baseball-practice-1891.jpg

https://en.wikipedia.org/wiki/File:DETROIT_ATHLETIC_CLUB-1888.jpg

https://www.needpix.com/photo/165768/gate-entrance-castle-medieval-bridge-building-architecture-wall-stone-masonry

https://pixabay.com/photos/port-la-rochelle-building-people-77193/

https://www.needpix.com/photo/586417/carcassonne-france-the-city-walls-the-middle-ages

https://commons.wikimedia.org/wiki/File:A_Paris_street_in_the_15th_century_(cut,_the_furrier).jpg

https://en.wikipedia.org/wiki/File:Palais_de_la_Cite.jpg

https://commons.wikimedia.org/wiki/File:Papyrus_document_containing_signature_of_Cleopatra_VII_of_Egypt.jpg

https://en.wikipedia.org/wiki/File:Mummy_of_Ramesses_II_-_02.JPG

https://upload.wikimedia.org/wikipedia/commons/c/cf/Egyptian_Passport_Bio_Page.jpg

https://upload.wikimedia.org/wikipedia/commons/4/4b/New_Egyptian_Passport.jpg

https://picryl.com/media/ezra-nehemiah-from-bl-harley-5711-f-286v-015526

https://en.wikipedia.org/wiki/File:Inarus,_killed_by_Artaxerxes_I.jpg

https://en.wikipedia.org/wiki/File:QingPassport.jpg

https://en.wikipedia.org/wiki/File:Scribe_tomb_relief_Flavia_Solva.jpg

https://commons.wikimedia.org/wiki/File:Medieval_ship_and_compass_(Mandeville).jpg

https://commons.wikimedia.org/wiki/File:The_position_of_the_city_of_Hormuz_set_on_the_strait_at_the_bottom_of_the_Arabian_Gulf-1572.jpg

https://commons.wikimedia.org/wiki/File:Letter_of_Safe_conduct_(NYPL_b11868620-5400600).jpg

https://commons.wikimedia.org/wiki/File:P175_Queen_Anne%27s_Privy_Council.jpg

https://en.wikipedia.org/wiki/File:Elzbieta_przyjmuj_ca_ambasador%C3%B3.jpg

https://commons.wikimedia.org/wiki/File:1747_La_Feuille_Map_of_England_-_Geographicus_-_England-ratelband-1747.jpg

https://en.wikipedia.org/wiki/File:Military_passport_1857_signed_by_George_Villiers,_4th_Earl_of_Clarendon.jpg

https://en.wikipedia.org/wiki/File:Abraham_Hayward_passport.jpg

https://pixabay.com/illustrations/vintage-man-gentleman-hat-suit-1060202/

https://french-genealogy.typepad.com/.a/6a01156f3ad8b4970c0176171e6bc6970c-pi

https://en.wikipedia.org/wiki/File:Eug%C3%A8ne_Delacroix_-_Le_28_Juillet._La_Libert%C3%A9_guidant_le_peuple.jpg

https://en.wikipedia.org/wiki/File:William_Bell_Scott_-_Iron_and_Coal.jpg

https://en.wikipedia.org/wiki/File:Timber_Viaduct_on_the_Darlington_%26_Newcastle_Railway.png

https://commons.wikimedia.org/wiki/File:Wilson_Packing_Company_(3093717194).jpg

https://en.wikipedia.org/wiki/File:WWImontage.jpg

https://commons.wikimedia.org/wiki/File:20180802_152941_passport_control_august_2018.jpg

https://en.wikipedia.org/wiki/File:No-nb_bldsa_5c006.jpg

https://commons.wikimedia.org/wiki/File:United_States_passport_1930.jpg

https://www.needpix.com/photo/435395/welcome-words-greeting-language-communication-typography-writing

https://commons.wikimedia.org/wiki/File:Old-hongkong-bp.jpg

https://www.flickr.com/photos/library_of_virginia/34246195663

https://commons.wikimedia.org/wiki/File:Mrp_image.gif

https://en.wikipedia.org/wiki/File:Guide_Book_of_the_Panama_California_Exposition.jpg

https://en.wikipedia.org/wiki/File:%22A_Tour_Guide_to_the_Famous_Places_of_the_Capital%22_from_Akizato_Rito%27s_Miyako_meisho_zue_(1787).jpg

https://commons.wikimedia.org/wiki/File:Itinerary_of_the_travel_to_the_Royal_Mayor_of_Constantinople_and_the_Turkish_Emperor_Suleiman.jpg

https://it.wikipedia.org/wiki/File:Letters_from_several_parts_of_Europe_and_the_East.tif

https://www.needpix.com/photo/709171/boy-suitcase-child-travel-kid-trip-fun-tourist-journey

https://pixabay.com/vectors/boy-hiking-unhappy-boy-scout-152250/

https://pixabay.com/illustrations/girl-map-travel-world-dress-hair-1597946/

https://en.wikipedia.org/wiki/File:Batoni_-_Francis_Basset,_1st_Baron_de_Dunstanville.jpg

https://de.wikipedia.org/wiki/Datei:British-Connaisseurs.jpg

https://archive.org/details/italianvoyageorc00lass/page/n4/mode/2up

https://en.wikipedia.org/wiki/File:Giovanni_Paolo_Panini_-_Interior_of_the_Pantheon,_Rome_-_Google_Art_Project.jpg

https://de.wikipedia.org/wiki/Datei:Giovanni_Paolo_Panini_(Italian,_Piacenza_1691%E2%80%931765_Rome)_-_Ancient_Rome_-_Google_Art_Project.jpg

https://commons.wikimedia.org/wiki/File:The_Gallery_of_Cornelis_van_der_Geest.JPG

https://commons.wikimedia.org/wiki/File:Maccari-Cicero.jpg

https://en.wikipedia.org/wiki/File:Statue-Augustus.jpg

https://en.wikipedia.org/wiki/File:Joseph_Addison_by_Sir_Godfrey_Kneller,_Bt.jpg

https://archive.org/details/remarksonseveral00addi_0/page/n4/mode/2up

https://www.goodfreephotos.com/historical-battles/napoleonic-wars/battle-of-austerlitz-during-the-napoleonic-wars.jpg.php

https://archive.org/details/lettersfromitaly02star/page/n6/mode/2up

https://archive.org/details/travelsoncontin00stargoog/page/n6/mode/2up

https://archive.org/details/travelsineuropef00star/page/n4/mode/2up

https://en.wikipedia.org/wiki/File:Carl_Spitzweg_047.jpg

https://archive.org/details/travelsineuropef00star/page/195/mode/2up

https://archive.org/details/travelsineuropef00star/page/n5/mode/2up

https://archive.org/details/lettersfromitaly01star/page/n7/mode/2up

https://en.wikipedia.org/wiki/File:John_Murray_b1788.jpg

https://en.wikipedia.org/wiki/File:John_Murray_1808_1892_by_George_Reid.png

https://en.wikipedia.org/wiki/File:1871_Murrays_Handbook_for_Travellers_in_Turkey.png

https://en.wikipedia.org/wiki/File:Karl_Baedeker.jpg

https://en.wikipedia.org/wiki/File:Harrow_School_Footer_Field.jpg

https://en.wikipedia.org/wiki/File:Harrow_cricket_team_of_1869_for_the_match_against_Eton.jpg

https://en.wikipedia.org/wiki/File:Oldetonian_v_blackbrovers.jpg

https://en.wikipedia.org/wiki/File:G_ouafc_1899_1.jpg

https://en.wikipedia.org/wiki/File:Oxford_University_RFC_1889.jpeg

https://commons.wikimedia.org/wiki/File:Juvenal_Nuremberg_Chronicle.jpg

https://www.flickr.com/photos/internetarchivebookimages/19715721783/

https://en.wikipedia.org/wiki/File:Rosler-LeFlaneur.jpg

https://en.wikipedia.org/wiki/File:Jean-Fran%C3%A7ois_Millet_-_Gleaners_-_Google_Art_Project_2.jpg

https://commons.wikimedia.org/wiki/File:William_Powell_Frith_-_Poverty_and_Wealth.JPG

https://en.wikipedia.org/wiki/File:Marshall%27s_flax-mill,_Holbeck,_Leeds_-_interior_-_c.1800.jpg

https://en.wikipedia.org/wiki/File:Rakeman_%E2%80%93_First_American_Macadam_Road.jpg

https://en.wikipedia.org/wiki/File:Hartmann_Maschinenhalle_1868_(01).jpg

https://en.wikipedia.org/wiki/File:Albert_Meyer_4_Olympia_1896.jpg

https://en.wikipedia.org/wiki/File:A_no_money_handshake.svg

https://commons.wikimedia.org/wiki/File:Nike_rider_Louvre_G493.jpg

https://en.wikipedia.org/wiki/File:Opening_march_1931_Vienna.JPG

https://en.wikipedia.org/wiki/File:1925_Poster_for_the_Labour_Olympiad_in_Frankfurt.jpg

https://en.wikipedia.org/wiki/File:Paul_Henderson_1972.jpg

https://commons.wikimedia.org/wiki/File:Athletics_and_football_(1894)_(14777984175).jpg

https://commons.wikimedia.org/wiki/File:Dream_Team_at_the_1992_Summer_Olympics.JPEG

https://www.flickr.com/photos/jeepersmedia/14091189359

https://en.wikipedia.org/wiki/File:Olympic_Hymn_title.jpg

https://en.wikipedia.org/wiki/File:Lee_De_Forest.jpg

https://en.wikipedia.org/wiki/File:WWVNBSRadioStation_015.jpg

https://en.wikipedia.org/wiki/File:Replica-of-first-transistor.jpg

https://en.wikipedia.org/wiki/File:Amplification2.svg

https://en.wikipedia.org/wiki/File:First_Audion_amplifier_1914.jpg

https://en.wikipedia.org/wiki/File:Early_vacuum_tube_public_address_system.jpg

https://en.wikipedia.org/wiki/File:N.Tesla.JP

https://en.wikipedia.org/wiki/File:Guglielmo_Marconi.jp

https://en.wikipedia.org/wiki/File:Cohere(Ag-Ni).jpg

https://en.wikipedia.org/wiki/File:Fessenden.JPG

https://patents.google.com/patent/US92837

https://patents.google.com/patent/US81495

https://patents.google.com/patent/US74943

https://patents.google.com/patent/US74859

https://patents.google.com/patent/US74943

https://patents.google.com/patent/US771818

https://en.m.wikipedia.org/wiki/File:Abraham_White_1906_photo.jp

https://en.wikipedia.org/wiki/File:American_DeForest_Wireless_Telegraph_Company%27s_observation_tower,_1904_Saint_Louis_Louisiana_Purchase_Exposition.JP

https://en.wikipedia.org/wiki/File:St_louis_1904_mucha_poster.jp

https://en.wikipedia.org/wiki/File:Exposition_univ_1900.jp

https://www.flickr.com/photos/internetarchivebookimages/14782457295

https://www.flickr.com/photos/internetarchivebookimages/1457714794

https://en.wikipedia.org/wiki/File:Thomas_Edison2.jp

https://en.wikipedia.org/wiki/File:Edison_effect_bulb_1.jpg

https://worldwide.espacenet.com/patent/search/family/002376200/publication/US307031A?q=pn%3DUS307031

https://en.wikipedia.org/wiki/File:John_Ambrose_Fleming_1890.png

https://en.wikipedia.org/wiki/File:Fleming_valves.jpg

https://en.wikipedia.org/wiki/File:International_amateur_radio_symbol.sv

https://en.wikipedia.org/wiki/File:Deforest_adv.jpg

https://en.wikipedia.org/wiki/File:CarusoPostcard.jpg

https://en.wikipedia.org/wiki/File:1910_Mariette_Mazarin_broadcast.jpg

https://en.wikipedia.org/wiki/File:1916_Lee_DeForest_Columbia_broadcast_at_2XG.JPG

https://commons.wikimedia.org/wiki/File:Reginald_Fessenden,_probably_1906.jpg

https://en.wikipedia.org/wiki/File:Fessenden_alternator_transmitter_(1906).jpg

https://en.wikipedia.org/wiki/File:Brant_rock_radio_tower_1910.jpg

https://en.wikipedia.org/wiki/File:Charles_Herrold_laboratory_circa_1912.jpg

https://commons.wikimedia.org/wiki/File:K%C3%B6nigs_Wusterhausen_Funkerberg_003.jpg

https://en.wikipedia.org/wiki/File:Nellie_Melba_-_Rotary_Photo_784_E_(cropped).jpg

https://en.wikipedia.org/wiki/File:Auguste_Escoffier_01.jpg

https://en.wikipedia.org/wiki/File:8MK_(Detroit_News_Radiophone_station)_August_1920.jpg

https://en.wikipedia.org/wiki/File:KDKA_-_Early_studio_-_circa_1921.jpg

https://en.wikipedia.org/wiki/File:Frankconrad.jpg

https://en.wikipedia.org/wiki/File:Cox_Roosevelt_poster_1920.jpg

https://commons.wikimedia.org/wiki/File%3AAd_targeting_female_votes_for_1920_presidential_election.jpg

https://commons.wikimedia.org/wiki/File:1920-election-ps0064_600px-wide-1.jpg

https://en.wikipedia.org/wiki/File:Johnny_Dundee.jpg