Two guys are hiking through the woods... And they come into a clearing with a huge hole in the middle. The hole is very deep, the men can't see the bottom, it's just black. So one of the guys picks up a few rocks and tosses them in. They both wait to hear the rocks hit the bottom, but they never do. So the second guy picks up a pretty big rock, and heaves it into the hole. Again, they listen but never hear the rock hit the bottom. They're both amazed at how deep this hole must be. So the first g…