According to the archaeological data, a fortified settlement on the territory of the modern day city may have been founded in 1036. The Catholic Church dating to the 16-17th century, the Bernardinian Convent dating to the 17th century, the synagogue of the 17-19th century are worth of your attention.
Village Zhirovichi (10 km from Slonim) is a famous village. The only seminary in Belarus, the Minsk Priesthood Seminary, is operating there. The Zhirovichi Convent and Monastery (circa 1613-1650) is a set of buildings of architectural and historical importance. This convent and monastery hold one of the most revered icons of Virgin Maria called the “Icon of Zhirovitsy God's Mother”. Yavlenskaya Church (circa 1672) and Cross-Erecting Church (circa 1768) play an important role in the architectural composition of the monastery.