The blowhole bursts spectacularly right next to the buildings in a medieval seaside town.

Living towers made of people that are now recognized by UNESCO.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

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

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

Bacteria and algae give the salty water its bubblegum hue.

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

This cemetery overlooking the Benbulben rock formation is the final resting place of one of Ireland's most beloved poets.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The modern birthplace of Irish freedom.

A stunning Victorian abbey and walled garden on a lakefront.

A hugely vast Irish landscape of barren rock that stretches for miles.

The ruins of an 800-year-old monastery boasts the tallest round tower in Ireland.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

This 12-foot-tall T-rex is the largest K’Nex skeleton sculpture in the world.