Originally Posted by Victor H

At dawn we had out first look around, and there was a fissure that crossed the entire range as far as we could see in both directions. All of the paved roads within four miles were destroyed. The fissure was only a few feet across, but was very deep.

Being that we were idiots, we walked up to the fissure and dropped a rock into it....and never heard it hit the bottom.

Here is an image of the site: