A Rock Formation - Umbra

I don't think I've posted anything that I've actually worked on for school, so here's a rock formation I modeled for tonight's class. I'm on the landscape team with three other guys. We'll be creating the floating landmasses in the game, as well as any rock formations, cliffs, or other things of that nature. We won't have to deal with texturing them, we have a whole team devoted to materials, and they do a great job!

Enough of my ramble, have some rocks: