There are two statues near the fort, one to the east (88.0S, 55.5W) and one to the west (88.0S, 54.5W).
West Statue
Red Coral Hollow - This hollow is inscribed with coral numbers that read 78.
Green Coral Hollow - This hollow is inscribed with coral numbers that read 117.
Blue Coral Hollow - This hollow is inscribed with coral numbers that read 42.
East Statue
Red Coral Hollow - This hollow is inscribed with coral numbers that read 150.
Green Coral Hollow - This hollow is inscribed with coral numbers that read 112.
Blue Coral Hollow - This hollow is inscribed with coral numbers that read 126.
When you talk to the Coral Hollow, you get this message: The Statue whispers in your mind, "You must hear my story before choosing."
Note: If you talk to the statue itself, you will be portaled into the middle of the fort, which contains several sclavus. There is no exit, aside from recalling.