[gleeaikin]

Sorry about the wrong link. My Control C wasn’t working right and didn’t hold the Shiva URL. Here is the correct one and some others:
http://en.wikipedia.org/wiki/Shiva_crater
http://news.discovery.com/animals/shiva-impact-crater-dinosaurs.htm
And many images of craters there and elsewhere:
https://www.google.com/search?q=shiva+crater&tbm=isch&tbo=u&source=univ&sa=X&ei=i4N9U-yBNuLgsATo6YDgDQ&sqi=2&ved=0CDIQsAQ&biw=1024&bih=653

[JimSEA]

Thanks. Really interesting.