You'll want to browse the collections at Museum of Wooden Architecture, Kostroma State Historical-Architectural and Art Museum-Reserve, and Nature Museum of Kostroma Region. Church of the Resurrection in the Grove, Trade rows, and Snowmaiden's Palace are landmarks that you won't want to miss. You can watch performances at Kostroma Ostrovsky State Drama Theatre, Kostroma Chamber Drama Theater, and Kostroma Regional Puppet Theater if you're interested in local theater.