Petäjävesi Old Church, in central Finland, was built of logs between 1763 and 1765. This Lutheran country church is a typical example of an architectural tradition that is unique to eastern Scandinavia. It combines the Renaissance conception of a centrally planned church with older forms deriving from Gothic groin vaults. The Petäjävesi Evangelical Lutheran Old Church is a building of considerable global importance as an example of northern timber church architecture. The church is uniquely representative of log construction in the northern coniferous area and of the skills of the peasant population. European architectural trends have influenced the external form and the ground plan of the church, but they have been applied masterfully to traditional log construction. The church combines the layout of a Renaissance central church conception and older forms derived from Gothic groined ceilings. It reflects in an impressive way the architectural beauty of a northern rural Protestant chu