To discover more go to http://lego.build/CITYSpace. Wanna know all the reasons Mars will kill you and how we know? I hit up my friend Raquel Nuno who's a planetary geologist to find out. Follow Raquel on Instagram! @thespacegeologist If you liked this video check out these: The Most MYSTERIOUS Object in the Universe https://www.youtube.com/watch?v=GHsQl-k3syg Should you go to Mars? ft Bill Nye https://www.youtube.com/watch?v=TDYDdr4HVdQ Thanks to Raquel Nuno and Noah Randolph-Flagg http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator/Host: Dianna Cowern Editor: Levi Butner Research & Writing: Dianna & Imogen Ashford