Quote Originally Posted by Juggernaut1981 View Post
Yeah the energy released and the physics of cratering leaves basically circular marks. Take a look at the moon, all of those impact craters are near circular. There are a bunch of famous craters and they're basically circular.
Take a look at the satellite photos of this crater from Wikipedia... http://en.wikipedia.org/wiki/Manicouagan_crater
DUDE. Thank you for that link. A circular sea, I love it.