Visit the Rila Monastery

Ancient churches on a Black Sea peninsula, UNESCO-listed.

Greek Orthodox monastery clinging to a sheer cliff face in the Pontic Mountains.

World's longest tramway to a clifftop monastery.

Whitewashed monastery built into a sheer cliff face, the most visited pilgrimage site in the Balkans.

Visit the Churches of Peace in Jawor and Swidnica, UNESCO World Heritage wooden churches built in the 17th century in Poland

Visit the historic wooden tserkvas (churches) in the Carpathian region of Poland and Ukraine, showcasing unique Eastern Orthodox architecture and cultural heritage.

The largest surviving Romanesque church in Europe, built for pilgrims on the road to Santiago and topped by a five-tier octagonal bell tower.

Baroque Benedictine abbey on a rock above the Danube, with a gilded library of 100,000 books and frescoed marble hall.