The Suzdal Kremlin is the oldest part of the city and its historical center, existing, according to archaeologists, since the 10th century. It is located at a bend of the Kamenka River, in the southern part of Suzdal. The Kremlin has preserved the earthen ramparts and moats of the ancient fortress, several churches, and the complex of the archbishop's court with the ancient Nativity Cathedral.

The Nativity Cathedral, built between 1222 and 1225 from tuff limestone, stands on the site of a temple from the time of Vladimir Monomakh. The modern cathedral has not survived in its original form. The lower part of the 13th-century structure has survived, limited by an arcature belt, above which the walls were rebuilt in the 16th century from brick. The ancient part is richly decorated with carvings on smoothly hewn white stone. The facades of the cathedral are adorned with figures of lions, female masks, and intricate ornaments. The interior of the temple is decorated with frescoes created from the early 13th to the late 19th century.

The cathedral is known for its "Golden Gates," dated to 1230-1233. The leaves of the gates are divided into squares, each depicting its own narrative scene. All images are executed in a unique technique of gold writing on blackened copper. The gates are installed in the western and southern portals of the cathedral.

Opposite the southern facade of the cathedral, a bell tower was built in 1635, topped with a tall octagonal tent. At the end of the 17th century, a clock was installed on it, where the hours are indicated by letters.

The archbishop's chambers represent an architectural complex formed in the 15th-18th centuries as the residence of Suzdal's ecclesiastical lords. At the end of the 17th century, under Metropolitan Hilarion, all these previously separate buildings were united into a single complex with the help of transitions, galleries, and hidden staircases. At that time, a large column-free Cross Chamber for ceremonial receptions was built, with an area of 338 sq. m and nine-meter-high ceilings. Currently, the chambers house a museum and a restaurant.

In the western part of the Kremlin stands the wooden Nikolskaya Church, built in 1766 and relocated from the village of Glotova in the Yuriev-Polsky district in 1960, to the site of the lost All Saints Church from the 17th century.

The Suzdal Kremlin is not only a monument of architecture but also a museum with numerous exhibitions dedicated to the history of the Suzdal land, famous people associated with it, treasures from monasteries and churches, ancient Russian painting, and applied arts.