The one on Yellowstone was the one I was referring to. Look up the caldron that created it and you can see the path of the north american plate (or what ever it is called) in satelite imagery as it has erupted over the last millions of years and ended up where it is now. Actually, it didn't move, the crust did but you get the idea. Eat that stuff up.
Heaven's gate. There was a group of nuts! The must of thought the movie Lifeforce was a documentary