Zásmuky is a town in Kolín District in the Central Bohemian Region of the Czech Republic.

Zásmuky consists of five municipal parts (in brackets population according to the 2021 census):[2] The origin and meaning of the name is unknown.

It lies mostly in the Upper Sázava Hills, only a small part of the municipal territory in the north extends into the Central Elbe Table.

Today the castle is owned by descendants of the Sternberg family and it houses an exhibition about the town of Zásmuky.

[8] The Baroque complex of the former Franciscan monastery with the Church of the Stigmatization of St. Francis of Assisi was built in 1691–1694.