You can see there

Ancient Laying

Coins from Kozyanki hidden treasure

Miniatures

A Model of Sophia cathedral ( 11 century)

Beautiful interior
and many other things....

The Sophia Cathedral

The first place you should visit – The Sophia Cathedral. Its constructed by Vseslav the Wizard in the middle of 11 century. The cathedral was religious, political, economic and cultural center of all Polotsk land.
Nowadays there is a museum of a history of architecture of the cathedral ( since 1987)