Visit the Basilica of Yamoussoukro

Paris’s 850-year-old Gothic cathedral, reopened after the 2019 fire with its spire and oak roof rebuilt by hand.

Soaring 1949 basilica with a green-tiled roof and pointed arches inspired by Congolese huts — Brazzaville's landmark.

Church blasted out of solid granite in 1969, lit by a copper dome — Helsinki’s most striking modern building.

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

St Petersburg’s onion-domed church, lined inside with 7,000 m² of mosaic.

Underground cathedral carved into the tunnels of a working salt mine.

Golden-domed monastery complex above catacombs of mummified monks.

Eleventh-century cathedral with original mosaics, a UNESCO World Heritage site.