Made in blender. Inspired by the game Journey from Thatgamecompany. The cave is inspired by Kent Trammel Canyon tutorial.
Update:
This image was featured on Thatgamecompany's blog. How excited I am is not something I can describe.
link: http://thatgamecompany.tumblr.com/post/110025976287/todays-journey-fan-art-is-by-ibrahim-diallo-you