Replies

To: zot; SeraphimApprentice

Mars gets religion ;-)

24 posted on 07/22/2012 3:13:30 PM PDT by GreyFriar (Spearhead - 3rd Armored Division 75-78 & 83-87)

To: GreyFriar

Thanks for the ping. It is a sinkhole, where the ceiling of a cavern collapsed. But what created the cavern?

38 posted on 07/22/2012 8:15:06 PM PDT by zot

FreeRepublic, LLC, PO BOX 9771, FRESNO, CA 93794