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Johnston Atoll
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Wikipedia says:
Johnston Atoll is a 130 km² atoll in the North Pacific Ocean at, about 1400 kilometers (750 nm) west of Hawaii. There are four islands located on the coral reef platform, two natural islands, Johnston Island and Sand Island, which have been expanded by coral dredging, as well as North Island (Akau) and East Island (Hikina), artificial islands formed from coral dredging. The four islands comprise a total land mass of 2.67 km². Due to the atoll's tilt, much of the reef on the southeast port...
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Johnston Atoll travel guide created by tripwolf, last edited by tripwolf