About Hon Da Bac
Hon Da Bac is an island cluster in Khanh Binh Tay Commune, Tran Van Thoi District, Ca Mau Province, about 50 km southeast of Ca Mau City. Comprising three islets – Hon Da Bac, Hon Da Le and Hon Ong Ngo – linked by bridges, it features granite boulders, fishing village scenery and Ong Nam Hai Temple. Recognized as a National Historical Relic for its role as a secret supply dock during the Vietnam War, it is a day-trip site.
Visitors guide
Visitors can expect a small coastal island group connected to the mainland by a causeway and footbridges. The landscape features large granite boulders stacked along the shore, fishing boats and stilt houses, a small beach area, and the Ong Nam Hai Temple dedicated to the whale. Areas to explore include the rocky shoreline, temple grounds, viewpoints over the Gulf of Thailand, and the fishing village. Boats are available for short trips around the islets.
Key highlights
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Cluster of three islets – Hon Da Bac, Hon Da Le and Hon Ong Ngo – connected by bridges
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Large granite boulders and rocky shoreline with views over the Gulf of Thailand
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Ong Nam Hai Temple (Whale Temple) important to local fishing community
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National Historical Relic site associated with the Ho Chi Minh Trail at Sea supply route
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Active fishing village and seafood stalls near the causeway
History of Hon Da Bac
Hon Da Bac served as a secret landing site for ships transporting supplies from the north to the south along the Ho Chi Minh Trail at Sea during the Vietnam War. The site was recognized as a National Historical Relic in 1990 and preserves remnants related to this maritime supply route.
Culture & Context
The island hosts Ong Nam Hai Temple, where local fishing communities venerate the whale (Ong Nam Hai) as a protector of fishermen at sea. The temple and annual rituals reflect traditional beliefs and maritime culture of coastal Ca Mau.
Route
| By air |
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