Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

A unique seaside cave where Aleister Crowley faked his own death.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

The stunning interior of this Gothic church is covered in ornate gold details.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

A submerged village appears when dam levels drop.

This small chapel is built of human bones and decorated with a golden skeleton.

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

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

Houses are tucked between, on, and underneath giant boulders.

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

A fairytale Gothic castle steeped in Nazi treasure conspiracy theories.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

At this Arctic outpost, get to know members of the indigenous Sámi community and meet their herds.

According to the locals, the sands of this secluded Norway beach are infused with gemstone particles.

The convergence of two currents makes this a surprisingly pleasant getaway in the Arctic Circle.

A stunning silver lining to global warming's gloomy cloud.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

This giant boulder is pinched over a 1000-meter abyss by two mountains.

A serpentine highway twists and turns over the treacherous Norwegian Sea.

Walk 2,300 feet above the ground on the "Troll's Tongue."

Two well-hidden huts let animal lovers spend the night among the bears, wolves, and other predators of the forest.

Legend says lovers who hold hands while venturing along this stone jetty and kiss at the end will remain together forever.