The richness of material folk culture of the eastern Mazovia is presented in an open-air museum - The Museum of the Siedlce Region Wooden Architecture.
The Museum of the Siedlce Region Wooden Architecture, surrounding the manor in Sucha village on the Kostrzynia river, renovated in the years 1988-1993 by professor Marek Kwiatkowski. The vast, larch manor was erected in Sucha in 1743 on the initiative of Ignacy Cieszkowski.