Adventure TravelMountain PassNature Attraction
Bac Sum Pass
Đèo Bắc Sum
4.7Free30-60 minutes
Chirido Lai
A scenic mountain pass in Ha Giang known for dramatic limestone views, winding roads, and a popular stop on the way to Quan Ba.
Bac Sum Pass (Đèo Bắc Sum) is a steep, winding mountain road in Ha Giang Province that offers one of the first major scenic viewpoints on the Ha Giang Loop route. Surrounded by karst peaks, terraced hills, and deep valleys, it is especially popular with motorbike travelers for its panoramic lookouts and photo stops.
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What to know before you go
- Bac Sum Pass is a well-known winding road in Quan Ba District, often visited as part of the Ha Giang Loop. The pass is famous for its hairpin curves, limestone mountains, and sweeping valley views, making it one of the first must-stop scenic points after leaving Ha Giang City.
- For solo travelers, this is a place to slow down, check your bike condition, and enjoy the scenery rather than rush through.
Good to know
Culture, safety & access
Culture & etiquette
Crowd: Moderate to busy during Ha Giang Loop peak months; visit early morning for clearer views and fewer vehiclesBest season: October to April for drier roads and better visibility
Be respectful when stopping near local homes and villages; do not block the road or litter
Safety & health
Road conditions can change fast; wear a helmet, proper shoes, and avoid riding after dark
Weather
Fog and rain can heavily reduce visibility; dry season offers the safest and most scenic conditions
