Visit an imposing 13th-century Transylvanian fortress lurking not far from the region's more heavily touristed attractions.

This massive monument has been telling the time for 150 years—at a slight angle.

This 11th-century structure is one of the oldest churches in Romania.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.

Religious structure known for its sculpted details.