Best karst Dive Sites in the World
Explore top-rated dive spots tagged with karst across multiple destinations.
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1Philippines
3Shark Fin Bay
El Nido · Mimaropa · Philippines
A sheltered bay near El Nido named for its distinctive fin-shaped karst rock, offering pristine coral gardens, resident reef sharks, and reliable turtle sightings amid dramatic limestone scenery.
Coron Twin Lagoons
Coron Town · Palawan · Philippines
Two connected limestone lagoons on Coron Island where divers pass through a narrow underwater passage between towering karst walls, experiencing dramatic thermoclines and haloclines in crystal-clear water of shifting blues and greens.
Puerto Princesa Underground River Reef
Puerto Princesa · Palawan · Philippines
The coastal reef system fronting the Puerto Princesa Subterranean River National Park, where limestone karst geology continues underwater as coral-encrusted walls, overhangs, and swim-throughs fed by freshwater seepage from the world-famous cave system.