Just a thought, but it would be interesting if the rock or whatever it is that was revealed in the side scan sonar image turns out to be a human artifact. If so, it might be a megalithic structure…Continue
Started this discussion. Last reply by James (Jim) Brenneman Sep 5, 2012.
I'm interested in discussing these strange surface features located in the coastal plains along the southeast US, from Virginia down into Georgia and Florida. People who have studied these things…Continue
Started this discussion. Last reply by Terrance Egolf May 27, 2010.