Visit Palace of Versailles

The oldest and largest inhabited castle in the world, the King’s weekend home, with St George’s Chapel and the State Apartments.

Visit the Eiffel Tower, an iconic iron lattice tower in Paris, standing 330 meters tall

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

Beijing's vast imperial palace complex.

The Thai kings’ glittering palace complex and the Emerald Buddha, all gold spires and mirrored mosaic.

The grandest of Seoul’s five Joseon palaces, with a changing-of-the-guard ceremony and hanbok rental for free entry.

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

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