Hisor Fortress is a historic landmark located in the city of Hisor, Tajikistan. It is believed to have been built in the 7th century and was a major stop on the Silk Road trade route. The fortress was expanded and rebuilt several times over the centuries by various rulers, including the Samanid and Timurid empires.

The fortress is situated on a hill overlooking the city of Hisor and the surrounding countryside. It consists of a large central castle with walls and towers, surrounded by a moat and additional fortifications. Within the castle walls are several buildings, including a mosque, a bathhouse, and a mausoleum. The complex also includes a number of underground tunnels and chambers.

One of the most notable features of the fortress is the beautiful tile work that adorns many of the walls and buildings. The intricate designs and patterns are a testament to the skill of the craftsmen who created them.

Today, Hisor Fortress is a popular tourist destination, attracting visitors from around the world who come to explore its fascinating history and marvel at its stunning architecture. It has been designated as a UNESCO World Heritage site and is considered one of the most important historical landmarks in Central Asia.