Ao Tien (Fairy Pond)
Ao Tien, also known as Fairy Pond, is a small natural pond located within Ba Be National Park in Nam Mau Commune, Ba Be District, Thai Nguyen Province, northern Vietnam. Situated amid primeval forest and limestone karst near Ba Be Lake, it is noted for its clear, emerald water surrounded by old trees and moss-covered rocks. The pond is associated with a local legend of fairies bathing and is visited as a tranquil stop on trekking routes through the park.