The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

Amsterdam's former hotspot for public executions and dissections.

This vast masterpiece of Moroccan architecture spreads across 20 acres.

Deliberately hidden for centuries, the magnificent Saadian Tombs were eventually uncovered in 1917.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

Look closely and you’ll notice that the color changes a third of the way up the tower.

An overlooked memorial honoring the local Washington residents who died in World War I.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Catacombs turned marketplace.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

The magic's in the hole!

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

1513 Turkish world map, full of European state secrets and snarky commentary.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

A marvel of Byzantine engineering under the streets of Istanbul.

Visitors to this library are in for a real-world education in modernist architecture.