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September to November is the best time. The waterfall is full after the summer rains, the air is clear and the chestnut harvest is on in Trùng Khánh. Rice fields turn golden in September and October. Bản Giốc is at its fullest from July to September.

The winter from December to February is cold and foggy, and snow is rare but possible on high ground. The summer from June to August is wet, and landslides can close roads.

• Ban Gioc (Detian) waterfall is a wide, stepped waterfall on the Quây Sơn River, on the border with China.
• Hồ Thang Hen is a pair of mountain lakes about 25 km from Cao Bằng, with a quiet shore and boat rides.
• Núi Thủng is a limestone arch in a hill, with views over the valley.
• Ho Chi Minh 0km monument is a monument at Pác Bó, the border village where Hồ Chí Minh returned to Vietnam in 1941.
• Ironsmith Village is a village known for iron tools and blacksmiths.
• Bảo tàng tỉnh Cao Bằng is the provincial museum in Cao Bằng city.

Nguom Ngao Cave, near Bản Giốc, is a large cave with stalactites and a guided path.

• Stand below Bản Giốc: A bamboo raft goes to the base of the falls on the river.
• Explore Nguom Ngao Cave: A lit path leads through large halls.
• Boat on the Thang Hen lakes: A quiet mountain lake trip.
• Taste chestnuts in autumn: Trùng Khánh is famous for its chestnuts.
• Stay in a homestay: Tay and Nung villages host guests in stilt houses.

• Nguom Ngao Cave: a long cave near the waterfall, usually visited together with Bản Giốc.
• Pác Bó: a historic site and cave about 50 km north of Cao Bằng city.
• Ha Giang: the neighbouring province, often combined in a northern loop.
• Hanoi: about 6 to 8 hours by road, so most visitors stay overnight.

• West: Ha Giang has the Đồng Văn plateau and the Hà Giang Loop.
• South: Hanoi is the main gateway.
• Karst country: Ninh Binh is another limestone region in the north.

• By bus: Sleeper buses and minivans run from Hanoi to Cao Bằng city in about 6 to 8 hours.
• By car: A private car or driver from Hanoi is a comfortable option. Many tours run a loop through Bắc Kạn and Ba Bể Lake.
• By air or train: Cao Bằng has no commercial airport or passenger railway. Hanoi is the nearest hub. Vietnam Railways
• To the waterfall: Bản Giốc is about 85 km from Cao Bằng city. The drive takes about 2 hours.

• Car with driver: The easiest way to reach the waterfall, caves and Pác Bó in one trip.
• Motorbike: Popular with experienced riders. Roads are quiet but winding.
• Taxi: Available in Cao Bằng city. Book a driver for day trips.
• Walking: Cao Bằng city is small and walkable.

• Is a car worth it? A car with a driver is the best way to see the waterfall, the caves and the lakes in two days.
• Roads: Mountain roads are winding and can be foggy. Drive slowly.
• Fuel: Fill up in Cao Bằng city or Trùng Khánh.

Cao Bằng food is hearty and simple. Try roasted duck with a sour sauce, bánh cuốn Trùng Khánh, a thin steamed rice roll, and smoked pork. Local chestnuts are sold in autumn. Rice wine and sweet potato sweets are common gifts.

Look for family restaurants in Cao Bằng city and small eateries near the waterfall.

Cao Bằng is a quiet and safe province, but some points need care.

• Mountain roads can be slippery and foggy. Landslides are possible in summer.
• Stay on marked paths near the border. Some areas have unexploded ordnance from past conflict.
• Wear a helmet if you ride a motorbike.
• Carry cash. ATMs are limited outside the city.
• Bring warm clothes in winter.

Cao Bằng sits on a trade route between Vietnam and China. The province was an old base of the Mạc dynasty in the 16th century.

In 1941 Hồ Chí Minh returned to Vietnam through Pác Bó and set up a base in a cave there. The area was also the site of fighting in the 1950s and in the 1979 border war. In 2018 UNESCO named the area the Non Nước Cao Bằng Global Geopark.

Quick practical facts for Vietnam at a glance: