Tunguska Event: UFO Slamming Itself Into a Meteor to Save Earth?...

The Tunguska Event, a mysterious explosion over th...  ...one takes the cake for its sheer weirdness: Dr. Yuri Labvin , president of the Tunguska Spatial Phenomenon Fou...  ...te exploding several miles above the surface. But Labvin thinks quartz slabs with strange markings found a...  ...an print such kind of...

http://www.neatorama.com/2009/07/18/tunguska-event-ufo-slamming-itself-into-a-meteor-to-save-earth/