Get 10% off your custom domain or email from Hover at http://www.hover.com/wendover This video was partially based on the book, "Raven Rock" by Garrett Graff: http://a.co/23ud2fa Check out my new podcast with Brian from Real Engineering: https://itunes.apple.com/us/podcast/showmakers/id1224583218?mt=2 (iTunes link) https://www.youtube.com/channel/UC_10vJJqf2ZK0lWrb5BXAPg (YouTube link) Support Wendover Productions on Patreon: https://www.patreon.com/wendoverproductions Get a Wendover Productions t-shirt for $20: https://store.dftba.com/products/wendover-productions-shirt Youtube: null Twitter: http://www.Twitter.com/WendoverPro Email: WendoverProductions@gmail.com Reddit: http://Reddit.com/r/WendoverProductions Select visuals courtesy http://www.Shutterstock.com/ Music: Morning Four by David Szesztay and Raw Deal by Gunnar Olsen Script with sources: https://drive.google.com/file/d/0B2p-HoK9KXEANnJBMHF3ME9IcFU/view?usp=sharing National Gallery Image courtesy Sam-H-A Animation by Josh Sherrington (null) Sound by Graham Haerther (http://www.Haerther.net/) Big thanks to Patreon supporters: Arkadiy Kulev, David Cichowski, Venkata Kaushik Nunna, Josh Berger, Vincent Mooney, Marcelo Teivelis, Victor Zimmer, Paul Jihoon Choi, Huang MingLei, Dylan Benson, Maximillian van Kasbergen, Etienne Dechamps, Alex Duvall, Rob Harvey, Ark Balagan, Hagai Bloch Gadot, Aitan Magence, William Chappell, Eyal Matsliah, Sihien, Joseph Bull, Marcelo Alves Vieira, Hank Green, Plinio Correa, Connor J Smith, and Brady Bellini