Cat Ba National Park

Cat Ba National Park is a protected natural area covering forested limestone karst, mangroves and marine zones on Cat Ba Island in Cat Hai District, Hai Phong, Vietnam. Established in 1986, it forms the core of the Cat Ba Archipelago UNESCO Biosphere Reserve. The park is notable for its biodiversity, including the critically endangered Cat Ba langur, extensive hiking trails, caves and viewpoints overlooking Lan Ha Bay.

Visitors can expect a forested limestone karst landscape with dense tropical forest, mangroves and marine areas. The park has marked hiking trails leading to viewpoints such as Ngu Lam Peak, caves including Trung Trang Cave, and a visitor centre with exhibits on biodiversity. Areas to explore include forest trails, observation points and cave interiors. Guided treks are available to Viet Hai Village inside the park. Wildlife sightings are possible but not guaranteed.

Established on 31 March 1986 by Decision No. 79/CP of the Council of Ministers of Vietnam. Initially covering 15,200 ha of forest and later expanded to include marine areas totaling over 26,000 ha. Designated as the core zone of the Cat Ba Archipelago UNESCO Biosphere Reserve in 2004 for its biodiversity conservation value.

Located within the traditional living area of fishing and farming communities of Cat Ba Island, including Viet Hai Village situated inside the park, illustrating long-standing human interaction with the karst forest and coastal environment of the archipelago.