Introduction to Pavlov Castle: Pavlov Castle was designed by the famous Russian designer F. F. Bryan from 1795 to 1797. Two tsars walked out of the castle. It went through vicissitudes in the later period. It has been used as a defensive fortress, school, hospital, police station, etc. It is one of the famous ancient castles in Russian history. The reconstructed castle was built along the Ashe River. It is both strong and soft. Its red brick appearance is simple and mysterious. Russian oil paintings and arts and crafts are on display inside. Visitors can enjoy the charm of Russian art here.