Ancient Alien Canals Used by Extraterrestrials

Q: I read where an archeologist has recently identified a boatload of sites that he calls ancient channels, canals, and harbors. The bulk of them seem to be located from Tampa down to Ft. Myers. The sites are now a few feet underwater and show banks and edges that indicate they were built before the sea level rise six to seven thousand years ago. Could these actually be ancient alien canals used by extraterrestrials to traverse the Atlantic seaboard, perhaps from Florida to the Bahamas? A: If they were found in Florida, I would look for a UFO with its…