Come to Great Guana Cay and experience life on a small Out-Island in The Islands of the Bahamas. Guana Cay stretches seven miles tip to tip, with a five-mile-long beach which many consider the best in the Bahamas. The Great Abaco Barrier Reef is less than 50 feet offshore. The reef fishing is excellent, and the bonefish are plentiful in the shallow bays.