To Vo Gate: The Million-Year Volcanic Sea Arch of Ly Son
Complete guide to visiting To Vo Gate (Cong To Vo) on Ly Son Island: geological history, best sunset photography timing, and conservation etiquette.
Published: Jun 1, 2026(Updated: Oct 25, 2026)
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To Vo Gate (Cổng Tò Vò) is the most iconic natural monument of Ly Son Island. Rising naturally along the western coastline of Big Island (Dao Lon), this dramatic 2.5-meter volcanic stone arch draws photographers and travelers from all across the globe.
Location & How to Get There
To Vo Gate sits on the western coast of Big Island (Đảo Lớn) in Tay village, An Vinh commune:
- Distance from Ben Dinh Port: Approximately 1.5 km (5 to 7 minutes by scooter or electric buggy).
- Road conditions: Paved, scenic coastal road with gentle sea breezes.
Best Timing for Photography
The optimal window to experience To Vo Gate is during sunset, between 17:00 and 18:00:
- As the tropical sun dips below the horizon, golden and amber rays pierce through the volcanic arch.
- Low tide exposes the surrounding volcanic reefs and emerald tide pools filled with tiny ocean creatures.
Practical Information & Guidelines
Entrance Ticket to To Vo Gate(Public geological landmark open 24/7)
Free admission
Nearby Attractions
Combine your sunset trip to To Vo Gate with nearby sights within walking or short driving distance:
- Duc Pagoda (Chùa Đục) & Gieng Tien Crater: Just 300 meters north, featuring a 27-meter white Guanyin statue gazing out to sea from the slopes of an ancient dormant volcano crater.
- Basalt Volcanic Field: Expansive volcanic rock plateaus bordered by emerald green garlic terraces.