Cổ Loa Citadel

Oldest fortification in Hanoi, fortified citadel 20 km north from the center of the city. Development of this fortress started around 400 – 350 BC, outer walls have a perimeter of 8 km. Remaining ramparts are up to 12 m high. Cổ Loa town is located inside the ramparts up to this day.

Citadel of the Hồ Dynasty

Ruins of a large fortification built in the early 15th century by Hồ Dynasty. Fortification walls enclose a rectangular area, the outer side of walls is 870.5 by 883.5 m large. The complex was built according to feng-shui (geomantic) principles – one of the first applications of this philosophy in the city planning in this part of Asia.

Old Hanoi

Well preserved part of the historical Hanoi city next to Hoàn Kiếm Lake, with narrow streets and architecture from the 19th – early 20th century.

Hội An

Medieval city – trading port that flourished in the 15th – 19th century. Former economical center of Champa Empire.

Hang Rục Caroòng (Ruc Caroong)

Large cave in spectacular karst region. This cave serves as a habitat to Arem people who live in the caves and are hunting and harvesting. Part of the giant, more than 35 km long Vom Cave System that might be the largest cave in the world by volume.

Đồng Văn

Exceptionally well preserved historical town of montane people in a spectacular hilly area. Most buildings here are approximately 200 – 100 years old. These houses are built from clay, have two – three floors and tiled roofs.

Sa Pa Ancient Rock Field

Here, in Muong Hoa Valley are found volcanic boulders that are covered with hundreds of petroglyphs. Many petroglyphs are lines – it is possible that here is a kind of "archive" of land borders from the 15th century. There are also other theories about the origin of these petroglyphs as well as many other petroglyphs showing people, home utensils.

Nam Dan petroglyphs and megaliths (Nấm Dần)

Group of stones with carved symbols and stone settings. Most stone carvings are rings and weird spiral patterns but there are depicted humans as well.

Con Moong Cave

Cave with two large entrances, site of prehistoric settlement of the late Paleolithic and Neolithic Sơn Vi and Hoa Binh cultures, more than 10 thousand years old.

Suoi Giang tea forest (Suối Giàng)

Here grow possibly the world’s oldest tea trees that are up to 3,000 years old. In total in this forest grow more than 85,000 old tea trees. This could be one of the oldest tea plantations in the world.