A World War II-era sign in Valletta is a reminder of when Malta was besieged so severely that food needed to be rationed.

This public amphitheater was once a key part of Monaco’s defense strategy.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

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

In one of the smallest countries in the world stands an original Salvador Dalí sculpture.

The defensive tower was built centuries ago to warn locals of Berber pirate attacks.

Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.

A Spanish town built into the cliffs.

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

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

The hidden ruins of an old hydroelectric plant reclaimed by nature.

Single runway interrupted by a busy road that cuts across its middle.

A beautiful waterway tucked in the corner of a power plant.

Tropical paradise strewn with hundreds of World War II wrecks.

This volcanically volatile island town is home to an abandoned series of tunnels left by the Japanese during WWII.

Plains of ash and pair of semi-active volcanoes contribute to the otherworldly beauty of this little-known Vanuatu island.

A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.

Hundreds of bras, blowing in the wind.

This preserved village shows the modest lifestyles of the area's 19th-century Chinese gold miners.

One of the only places where Earth’s mantle lies above water.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

One of the world's steepest streets seems to have houses sliding down it.

Known for the tunnel that leads visitors to the water.

This quirky collection is an interactive exhibit crammed with creative contraptions and tinkered-with toys.