Geography

Week 4: https://commons.wikimedia.org/wiki/File:13-10-08_217_CONFLUENCE_OF_INDUS_RIVER_N.jpg Sundeep bhardwaj / CC BY (https://creativecommons.org/licenses/by/3.0)

Week 5: https://commons.wikimedia.org/wiki/File:Masjid_al-Haram.JPG Zainichi Gaikokujin / CC BY (https://creativecommons.org/licenses/by/3.0)

Week 6: https://commons.wikimedia.org/wiki/File:Forbiden_city-Beijing-China_-_panoramio_(18).jpg Haluk Comertel / CC BY (https://creativecommons.org/licenses/by/3.0)

Week 7: https://commons.wikimedia.org/wiki/File:Sydney_Opera_House_(Vivid_Sydney_2012).jpg Kazuhisa Togo / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 10: https://commons.wikimedia.org/wiki/File:Mount_Cook_2.jpg kewl / CC0

Week 11: https://commons.wikimedia.org/wiki/File:Bromo-Semeru-Batok-Widodaren.jpg Riza Nugraha ? from Utrecht, The Netherlands / CC BY (https://creativecommons.org/licenses/by/2.0)
https://commons.wikimedia.org/wiki/File:The_Point_(Fiji).jpg Jon-Eric Melsæter from Oslo, norway / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 16: https://commons.wikimedia.org/wiki/File:Plato_Putorana_01.jpg jxandreani / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 21: https://commons.wikimedia.org/wiki/File:Kalabougou_potters_(6392346).jpg upyernoz from Haverford, USA / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 22: https://commons.wikimedia.org/wiki/File:Zuma_Rock.jpg Jeff Attaway / CC BY (https://creativecommons.org/licenses/by/2.0)
https://commons.wikimedia.org/wiki/File:Masjid_Al-Nilin,_August_2007_-_by_Nick_Hobgood.jpg Nick Hobgood from Cap-Haitien, Haiti / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 23: https://commons.wikimedia.org/wiki/File:Rwanda_IntoreDancers.jpg configmanager from Greenbelt, MD / CC BY (https://creativecommons.org/licenses/by/2.0) https://commons.wikimedia.org/wiki/File:Beach_in_Madagascar_with_pirogues_and_palm_trees.jpg Aleix Cabarrocas Garcia / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 24: https://commons.wikimedia.org/wiki/File:SAC_Namibia-bushveld.jpg Heyheyuwb at en.wikipedia / CC BY-SA (http://creativecommons.org/licenses/by-sa/3.0/)

Week 25: https://commons.wikimedia.org/wiki/File:Iraqi_Kurdish_villagers_in_field_near_Turkish_border.jpg jamesdale10 / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 27: https://www.pexels.com/photo/photography-of-brown-concrete-dome-building-2159549/
https://commons.wikimedia.org/wiki/File:Akhtamar_Island_on_Lake_Van_with_the_Armenian_Cathedral_of_the_Holy_Cross.jpg gozturk / CC BY (https://creativecommons.org/licenses/by/3.0)

Week 28: https://commons.wikimedia.org/wiki/File:Gavin_Antarctica_Vinson_2000.jpg Moving Mountains Trust / CC BY (https://creativecommons.org/licenses/by/2.0)

History

Week 4: https://commons.wikimedia.org/wiki/File:010_Cave_3,_Exterior_(33156264563).jpg Photo Dharma from Sadao, Thailand / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 20: https://commons.wikimedia.org/wiki/File:Timbuktu_Mosque_Sankore.jpg Senani P at English Wikipedia  Attribution 2.5 Generic (CC BY 2.5)

Week 23: https://commons.wikimedia.org/wiki/File:Zacuelu2.jpg HJPD / CC BY (https://creativecommons.org/licenses/by/3.0)

Science

Week 1: https://commons.wikimedia.org/wiki/File:M101_hires_STScI-PRC2006-10a.jpg ESA/Hubble / CC BY (https://creativecommons.org/licenses/by/4.0)

Week 2: https://commons.wikimedia.org/wiki/File:Sirius_A_and_B_Hubble_photo.jpg NASA, ESA, H. Bond (STScI), and M. Barstow (University of Leicester) / CC BY (https://creativecommons.org/licenses/by/3.0)
https://commons.wikimedia.org/wiki/File:A_simulation_of_how_a_gas_cloud_that_has_been_observed_approaching_the_supermassive_black_hole_at_the_centre_of_the_galaxy.jpg ESO/MPE/Marc Schartmann / CC BY (https://creativecommons.org/licenses/by/4.0)

Week 3: https://commons.wikimedia.org/wiki/File:AquariusCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:AriesCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:CancerCC_cropped.jpg CancerCC.jpg: Till Crednerderivative work: Bedwyr / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:CapricornusCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:GeminiCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:LeoCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:LibraCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:PiscesCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:SagittariusCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:ScorpiusCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:TaurusCC.jpg Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)
https://commons.wikimedia.org/wiki/File:VirgoCC.jpg  Till Credner / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0) Link to video using the pictures: https://vimeo.com/399738448

Week 4: https://commons.wikimedia.org/wiki/File:Sun_poster.svg Kelvinsong / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0) Link to video using the picture: https://vimeo.com/374171176

Week 6: https://commons.wikimedia.org/wiki/File:Moon_phases_en.jpg Orion 8 / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0) Link to video using the picture: https://vimeo.com/374171192

Week 8: https://commons.wikimedia.org/wiki/File:Leonid_Meteor.jpg Navicore / CC BY (https://creativecommons.org/licenses/by/3.0)

Week 10 & 11: https://commons.wikimedia.org/wiki/File:A_youthful_cluster.jpg ESA/Hubble / CC BY (https://creativecommons.org/licenses/by/4.0)
https://commons.wikimedia.org/wiki/File:Panoramic_Large_and_Small_Magellanic_Clouds.jpg ESO/Y. Beletsky / CC BY (https://creativecommons.org/licenses/by/4.0)
https://commons.wikimedia.org/wiki/File:Sculptor_Galaxy_by_VISTA.jpg ESO/J. Emerson/VISTA. Acknowledgment: Cambridge Astronomical Survey Unit / CC BY (https://creativecommons.org/licenses/by/3.0)
https://commons.wikimedia.org/wiki/File:Sextans_IAU.svg IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg) / CC BY (https://creativecommons.org/licenses/by/3.0) https://commons.wikimedia.org/wiki/File:Fornax_IAU.svg IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg) / CC BY (https://creativecommons.org/licenses/by/3.0)

Week 13: https://commons.wikimedia.org/wiki/File:Earth_poster.svg Kelvinsong / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0) Link to video using the picture: https://vimeo.com/374171269

Week 14: https://commons.wikimedia.org/wiki/File:Vulcanian_Eruption-blank.svg © Sémhur / Wikimedia Commons CC BY (https://creativecommons.org/licenses/by/1.0)
https://commons.wikimedia.org/wiki/File:Arenallong.jpg Matthew.landry at English Wikipedia / CC BY-SA (https://creativecommons.org/licenses/by-sa/2.5) Link to video using the picture: https://vimeo.com/397580027

Week 16: https://www.pexels.com/photo/broken-clay-close-up-crack-838981/
https://commons.wikimedia.org/wiki/File:Burgwall_Jatzke3.jpg RonnyKrüger / CC0

Week 20: https://commons.wikimedia.org/wiki/File:Nitrogen_Cycle_2.svg File:Nitrogen Cycle.svg: *Cicle_del_nitrogen_de.svg: *Cicle_del_nitrogen_ca.svg: Johann Dréo (User:Nojhan), traduction de Joanjoc d'après Image:Cycle azote fr.svg.derivative work: Burkhard (talk)Nitrogen_Cycle.jpg: Environmental Protection Agencyderivative work: Raeky (talk)derivative work: Hattiel / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0) Link to video using the picture: https://vimeo.com/397579926

Week 21: https://commons.wikimedia.org/wiki/File:Sahale_Peak.jpg Jeffrey Pang from Madison, NJ, USA / CC BY (https://creativecommons.org/licenses/by/2.0)
https://commons.wikimedia.org/wiki/File:Bauhinia_guianensis,_mature_liana_(9340889588).jpg Dick Culbert from Gibsons, B.C., Canada / CC BY (https://creativecommons.org/licenses/by/2.0)

Week 23: https://commons.wikimedia.org/wiki/File:Cumulus_pileus.jpg User:Dhaluza / CC BY 2.5 (http://creativecommons.org/licenses/by-2.5/)
https://commons.wikimedia.org/wiki/File:Flickr_-_Nicholas_T_-_Drive-Through.jpg Nicholas A. Tonelli from Pennsylvania, USA / CC BY (https://creativecommons.org/licenses/by/2.0)

Scripture

Week 9: https://commons.wikimedia.org/wiki/File:126_Buddleja_%27Border_Beauty%27_flowers.jpg Ptelea at English Wikipedia / CC0