Andros Island in the the Bahamas features a hidden world of blue and black holes, pockmarking the coastline and interior.

The world’s only nine-hole golf course ... It forms part of Cocos (Keeling) Islands Marine Park, one of the world’s largest marine sanctuaries. Under the lagoon’s blue marble-effect waters ...

The world's only nine-hole golf course ... It forms part of Cocos (Keeling) Islands Marine Park, one of the world’s largest marine sanctuaries. Under the lagoon’s blue marble-effect waters ...

“It’s why I called my company Cocos Blue,” he says. A scooter ride along a palm tree-lined road A view from Trannies Beach on West Island I’d guess Pete’s age at 37, but he turns out to be 6 ...

Blue holes like this one in the Bahamas are excellent stores of ancient sediments that can reveal strong storms from the past. South Andros Island, part of the Bahamian archipelago, is a sandy ...