Sentences with phrase «karst structures»

Think of the best beach that can be offered in Asia, think huge karst structures surrounded by clear green water, think blue seas alive with so many fishes it's like snorkeling in a giant aquarium.

Granted UNESCO World Heritage status in 1979 for its outstanding natural beauty, as well as its spectacular representation of a karst structure, the delightful lakes are rich with minerals gleaned as they rush over and under the surrounding dolomitic rock and limestone, gathering with them enough calcium carbonate to appear blue - green in colour.