The Wallachian Open Air Museum (Czech: Valašské muzeum v přírodě) is an open-air museum in Rožnov pod Radhoštěm in the Zlín Region of the Czech Republic. The museum is devoted to preserving and displaying Moravian Wallachian material culture and traditions. It is the second oldest, and the largest open air museum in the country. The museum consists of three independent parts: the Little Wooden Town, the Wallachian Village and the Water Mill Valley. It is a listed national monument in the Czech Republic.