Blue Hole (Big Pine Key)
The Blue Hole is an attraction on the island of Big Pine Key in the Florida Keys. It is an abandoned rock quarry that was used for nearby road fills and Henry Flagler's Overseas Railroad. The water it contains is mostly fresh and is used by various wildlife in the area, such as birds, snakes, alligators, key deer and green iguanas. It is part of the National Key Deer Refuge.
Robinson's Hole
Robinson's Hole is the strait in Massachusetts' Elizabeth Islands separating Naushon Island from Pasque Island. It is one of four straits allowing maritime passage between Buzzards Bay and the Vineyard Sound. The others are Canapitsit Channel, Quick's Hole and Woods Hole.
Robinson's Hole is located in the town of Gosnold.