Petäjävesi Old Church is a historic wooden church located in Petäjävesi, Finland. Built between 1763 and 1765, it showcases traditional Finnish wooden architecture and is a fine example of the Lutheran church design of the time. The church was constructed using local materials and features a unique blend of Baroque and Gothic styles. In 1994, Petäjävesi Old Church was designated a UNESCO World Heritage Site, recognizing its cultural significance and well-preserved state. The church continues to serve the local community and attracts visitors interested in its history and architectural beauty.