Visit the Basilique Sainte-Anne in Brazzaville

Paris’s 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.

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

Golden-domed monastery complex above catacombs of mummified monks.

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

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

White basilica on the highest hill in Paris, with the artists’ square of Place du Tertre and the whole city spread out below.

Visit the Sagrada Família, Antoni Gaudí's unfinished basilica in Barcelona. Marvel at its intricate facades (Nativity, Passion, Glory) and the towering interior inspired by nature. Construction began in 1882 and is expected to be completed by 2026.