Curt Bowen
Contributor
Advanced Diver Magazine - Du An China - The Land of the Ancient Abyss
Massive cave entrances, some a hundred meters wide, dot the landscape from the upper mountain gorges to the flat plain valley along Red River. Mountain cave resurgences supply millions of gallons of water during the summer rainy season, feeding the rice paddy fields. READ MORE....
Massive cave entrances, some a hundred meters wide, dot the landscape from the upper mountain gorges to the flat plain valley along Red River. Mountain cave resurgences supply millions of gallons of water during the summer rainy season, feeding the rice paddy fields. READ MORE....