Join 慈善・非営利 upcoming events being held in Cát Bà. Cát Bà is a spectacular island located in the northeast region of Vietnam, known for its breathtaking landscapes, crystal-clear waters, and lush jungles, as well as its diverse wildlife, making it an ideal destination for nature enthusiasts and adventure-seekers looking to explore secluded beaches, mysterious caves, and the largest marine reserve in Vietnam, the Cát Bà Archipelago.