Gray's Reef National Marine Sanctuary (marine sanctuary)
Lat: 31 24 00 N degrees minutes
Lat: 31.4000 decimal degrees
Long: 080 56 00 W degrees minutes
Long: -80.9330 decimal degrees
Note: Located 32 kilometers off Sapelo Island, Georgia, Gray's Reef National Marine Sanctuary comprises a sumerged portion of the Georgian coastline, once inhabited bison, camels and mastodons more than 14,000 years ago.