Great Barrier Reef
The world's largest coral-reef system: GBRMPA zoning, a 1981 UNESCO listing, and snorkel pontoons that sit beside wrecks like the Yongala.
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🪼Palau
Micronesian reefs and a jellyfish lake: Blue Corner currents, a 2009 shark sanctuary, and the Palau Pledge stamped in 2017.
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🏝️Maldives
Twenty-six atolls of thilas and channels: house reefs, Hanifaru manta season, and a resort geography that is not a single lagoon.
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🦜Raja Ampat
The Four Kings of West Papua: Cape Kri fish counts, manta sanctuaries, a PIN entry ticket, and reefs that set the wow-factor ceiling of this atlas.
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🌅Red Sea
A rift-sea of walls and wrecks: Ras Mohammed, the Thistlegorm, Dahab's Blue Hole, and a year-round seasonality score that still bows to wind.
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🌺Hawaii
A volcanic archipelago of bays and breaks: Hanauma tickets, Kona manta nights, Kealakekua walls, and a 2018 sunscreen statute.
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🌴Caribbean
A sea of walls, wrecks and marine parks: Hol Chan, Palancar, Bloody Bay Wall, Bonaire shore tags, and a Kittiwake that was sunk on purpose.
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🌋Jeju
A volcanic Korean island of haenyeo coasts: Munseom, Beomseom, Udo, and a 2016 UNESCO listing for women divers who work on one breath.
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🐬Philippines
An archipelago of community reefs and wrecks: Apo Island, Coron, Tubbataha, Malapascua threshers, and a March-June park season in the Sulu Sea.
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🐢Okinawa
A Ryukyu chain of parks and limestone: Kerama National Park, Ishigaki manta water, the Blue Cave at Cape Maeda, and a temperate-to-subtropical season.
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