This might interest you on one of your ping lists, though I see Blam is right on it.
Thanks, both of you. :’)
A possible impact crater for the 1908 Tunguska Event
Terra Nova | 7/01/2007 | Terra Nova
Posted on 06/22/2007 2:46:00 PM EDT by Mike Darancette
http://www.freerepublic.com/focus/f-news/1854726/posts