Three bridges and one giant canyon make up this fantastic Spanish settlement.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

For more than half a millennia, this automaton has rung an hourly bell.

This enormous censer uses a pulley system installed over 400 years ago.

The oldest Roman lighthouse still in use.

Long tunnels run under the ancient chariot racing circuit to the tower.

This Roman arena once played host to bloody gladiatorial battles.

Cliffside houses provide a spectacular view from their perch above the valley.

One of the most important Celtic-Roman archaeological sites in Spain.

A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

Whether they are bulls or pigs, these ancient animal sculptures are fascinating relics.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

A wonderful collection of fossilized dinosaurs and other creatures that roamed the landscape millions of years ago.

A charming Spanish village sits atop this natural limestone overpass.

This 19th-century fountain's namesake animal isn't what you think it is.

Giant topiary dog once played a role in a terrorist bomb plot.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

This 18th-century pond is one of the main attractions in the Jardín del Príncipe in Aranjuez.

This controversial monolith—topped with the iconic Madrid Rock logo and a heavy-metal hand gesture—marks the site of what was once Madrid’s most popular record store

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

This ancient amphitheater was restored in the early 1990s.