Get 2 months of Skillshare for FREE using this link: https://skl.sh/realengineering12 New vlog channel: https://www.youtube.com/channel/UCMet4qY3027v8KjpaDtDx-g Credits: Narrator/Director: Brian McManus Co-Director: Mike Ridolfi Sound: Graham Haerther (https://haerther.net/) Footage of Hamburg Energy Bunker courtest of Perspektive Media: https://www.youtube.com/watch?v=YtudV7EZUXI Footage of Berlin Flaktower courtesy of viewer Alan Apace Get your Real Engineering merch at: https://standard.tv/collections/real-engineering Editing Laptop: http://amzn.to/2GKXqb7 Camera: http://amzn.to/2oyVNp9 Microphone: http://amzn.to/2HOxVXu Patreon: https://www.patreon.com/user?u=2825050&ty=h Facebook: http://facebook.com/realengineering1 Instagram: https://www.instagram.com/brianjamesmcmanus Twitter: https://twitter.com/thebrianmcmanus Discord: https://discord.gg/s8BhkmN My Patreon Expense Report: https://goo.gl/ZB7kvK Thank you to my patreon supporters: Adam Flohr, darth patron, Zoltan Gramantik, Henning Basma, Karl Andersson, Mark Govea, Mershal Alshammari, Hank Green, Tony Kuchta, Jason A. Diegmueller, Chris Plays Games, William Leu, Frejden Jarrett, Vincent Mooney, Ian Dundore, John & Becki Johnston. Nevin Spoljaric, Kedar Deshpande Music: Discovery by Alpha Stars by Puremusic [Silk Music] Flutter by Gravity Valley by Zimpzon & Inuuro [Silk Music] Silk Music: http://bit.ly/MoreSilkMusic