Medieval monastery partly carved into rock.
The hilltop where Moses is said to have seen the Promised Land, with views to the Dead Sea and Jerusalem.
Bulgaria's grandest mountain monastery.
Church blasted out of solid granite in 1969, lit by a copper dome โ Helsinkiโs most striking modern building.
Golden-domed monastery complex above catacombs of mummified monks.
Baroque Benedictine abbey on a rock above the Danube, with a gilded library of 100,000 books and frescoed marble hall.
Freshwater lake ringed by biblical sites and lakeside hot springs.
Eleventh-century cathedral with original mosaics, a UNESCO World Heritage site.
St Petersburgโs onion-domed church, lined inside with 7,000 mยฒ of mosaic.
Greek Orthodox monastery clinging to a sheer cliff face in the Pontic Mountains.
Underground cathedral carved into the tunnels of a working salt mine.
Parisโs 850-year-old Gothic cathedral, reopened after the 2019 fire with its spire and oak roof rebuilt by hand.
The largest surviving Romanesque church in Europe, built for pilgrims on the road to Santiago and topped by a five-tier octagonal bell tower.
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