Ten historic diving helmets and rigid suits: Siebe Gorman, standard diving dress, Mark V, Morse helmets, a three-bolt helmet, a Japanese naval example, Carmagnolle, and JIM. Every scene uses verified Wikimedia Commons photographs. Attribution: 1. File:Diving helmet, Siebe Gorman & Co. Submarine Engineers London - Marinmuseum, Karlskrona, Sweden - DSC08864.JPG; Daderot; CC0; http://creativecommons.org/publicdomain/zero/1.0/deed.en; https://commons.wikimedia.org/wiki/File:Diving_helmet,_Siebe_Gorman_%26_Co._Submarine_Engineers_London_-_Marinmuseum,_Karlskrona,_Sweden_-_DSC08864.JPG; resized and fitted into a 9:16 video. 2. File:Standard diving dress in museum A359.jpg; Ciacho5; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Standard_diving_dress_in_museum_A359.jpg; resized and fitted into a 9:16 video. 3. File:Standard diving dress helmet in Ariake Sea at Saga Prefectural Museum.jpg; Pekachu; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File:Standard_diving_dress_helmet_in_Ariake_Sea_at_Saga_Prefectural_Museum.jpg; resized and fitted into a 9:16 video. 4. File:US Navy Mark V diving helmet in JMSDF 1st Service School May 6, 2019.jpg; Hunini; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File:US_Navy_Mark_V_diving_helmet_in_JMSDF_1st_Service_School_May_6,_2019.jpg; resized and fitted into a 9:16 video. 5. File:Diving helmet, c. 1932, A. J. Morse & Son, Boston, Mass. - Museum of Science and Industry (Chicago) - DSC06816.JPG; Daderot; CC0; http://creativecommons.org/publicdomain/zero/1.0/deed.en; https://commons.wikimedia.org/wiki/File:Diving_helmet,_c._1932,_A._J._Morse_%26_Son,_Boston,_Mass._-_Museum_of_Science_and_Industry_(Chicago)_-_DSC06816.JPG; resized and fitted into a 9:16 video. 6. File:Diving helmet, 1868, A. J. Morse & Son, Boston, Mass. - Museum of Science and Industry (Chicago) - DSC06813.JPG; Daderot; CC0; http://creativecommons.org/publicdomain/zero/1.0/deed.en; https://commons.wikimedia.org/wiki/File:Diving_helmet,_1868,_A._J._Morse_%26_Son,_Boston,_Mass._-_Museum_of_Science_and_Industry_(Chicago)_-_DSC06813.JPG; resized and fitted into a 9:16 video. 7. File:Helmet of three-bolt ventilated diving equipment in the Novgorod Art and History Museum - p05.jpg; Александр Сигачёв; CC0; http://creativecommons.org/publicdomain/zero/1.0/deed.en; https://commons.wikimedia.org/wiki/File:Helmet_of_three-bolt_ventilated_diving_equipment_in_the_Novgorod_Art_and_History_Museum_-_p05.jpg; resized and fitted into a 9:16 video. 8. File:JMSDF diving helmet at JGSDF Camp Katsura November 5, 2017 03.jpg; Hunini; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File:JMSDF_diving_helmet_at_JGSDF_Camp_Katsura_November_5,_2017_03.jpg; resized and fitted into a 9:16 video. 9. File:Scaphandre Carmagnolle MnM Paris.jpg; Alphonse and Théodore Carmagnolle; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Scaphandre_Carmagnolle_MnM_Paris.jpg; resized and fitted into a 9:16 video. 10. File:JIM suit in Naval Undersea Museum.jpg; Clemens Vasters from Viersen, Germany; CC BY 2.0; https://creativecommons.org/licenses/by/2.0; https://commons.wikimedia.org/wiki/File:JIM_suit_in_Naval_Undersea_Museum.jpg; resized and fitted into a 9:16 video.