This video is a collaboration between Sheldon Neill and Colin Delehanty.

Project Yosemite Website: http://projectyose.com

Our hearts go out to the families of Markus Praxmarer who lost his life while climbing Half Dome on September 19th, 2011 and Ranger Ryan Hiller, who was crushed by a tree January 22nd, 2012. They will be missed.