citadel

Yesterday, the people of Peru celebrated the 100th anniversary of the adventurers' discovery of the famous ruins of Machu Picchu, a stronghold of the Inca empire.

Scientists have discovered the secret behind the durable mortar made from ancient Chinese sticky rice, the material for them to build sustainable buildings ...

Archaeologists unearthed the 4,300-year-old ancient city with a ladder pyramid at least 70 meters high and a 24-hectare bottom in Shaanxi, China.

On June 17, Ha Tinh Department of Culture, Sports and Tourism said that Ha Tinh archaeological research group has just discovered a stone rampart in Ky Lac commune, Ky Anh

Many castles with unique architecture have been ranked among the world's most beautiful castles.