Discover the breathtaking beauty of Halong Bay, Vietnam, with stunning drone footage capturing its emerald waters, towering limestone karsts, and hidden caves. Experience the magic of this UNESCO ...

The dinoflagellate Noctiluca scintillans, also known as sea sparkle, is responsible for the blue-green glow that can be seen ...

Halong Bay’s clear waters and limestone formations make it one of Vietnam’s biggest tourist attractions. Less well known is a “dry Halong Bay” 100km (62 miles) south of the capital ...