come to see the park’s namesake show cave, Hang Phong Nha, which workers light up like a psychedelic rock concert. Because of the dense jungle, the Limberts might never have found the caves ...
Vietnam’s ‘Nightmare’ sinkhole, 250 meters deep, remains largely unexplored, with fewer than 10 people ever reaching the ...
Back in 1990, a man named Ho Khanh stumbled upon the entrance to a cave deep within what is now Phong Nha-Ke Bang National Park in central Vietnam. Eighteen years later, Khanh managed to lead a ...
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