A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

A public work of art that also provides some relief from the summer heat.

A wonderful museum dedicated to the local straw hat industry.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

Sofia's legislative center is continuously reinventing itself.

A vast Communist-era exhibition space in the Bulgarian capital.

"Holy Wisdom" overlooks the city that became its namesake.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

This historic black and white monastery is one of Bulgaria's architectural jewels.

Once the fallout shelter of a dictator, this sprawling bunker is now a combined history museum and contemporary art gallery.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

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

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

This impressive rupestrian engraving dates back to the Upper Palaeolithic period.

An abandoned anti-smuggling station decays along the boundary between Portugal and Spain.

An 11th-century medieval castle cascades over the town of Numão.

Nestled in the mountains of Portugal is a tiny village made almost entirely of schist.

This unassuming chapel in Portugal plays host to a ghoulish collection of bones.

This castle has links to Portugal’s founding and struggles for independence.

One man's remarkable private collection of art from around the world.

The "Little Ones," show Portugal in full miniature splendor.

A chunk of the "true cross" is held in this small Portuguese church where modern day exorcisms are said to be common place.

A lush oasis full of vibrant plants and striking geometric displays.

The medieval town's star-shaped walls are geometrically dazzling, though not entirely impenetrable.