Østerlars Church
Bornholm regional municipality, Denmark · built 1101
Østerlars Church (Østerlars kirke) is a historic building located just north of the village of Østerlars, 5 kilometres (3.1 mi) south of Gudhjem on the island of Bornholm, Denmark. It is the largest and, possibly, the oldest of the island's four round churches.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).