This Slovenian museum houses the country's largest collection of painted beehive panels.

This glass skywalk offers vertiginous views down the volcanic cliffs to the beach below.

An unmistakable facial pareidolia in the Julian Alps also includes a fantastic tale.

This beautifully restored fortification kept the city safe for centuries.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

This 15th-century Serbian Orthodox monastery also contained a school for illuminating manuscripts.

Founded in the 4th-century, the town of Pernik plays host to the Surva Carnival⁠—a magnificent display of masked Kukeri dancers.

This spectacular mosque houses the second-largest chandelier in the world.

The monument honors the mountaineers who were part of Europe’s best anti-Nazi forces.

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

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

An otherworldly alpine pasture with its own unique microculture that recalls Middle Earth.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

This architecturally eclectic fortress witnessed centuries of bloody turmoil, including the massacre of its ruling clan.

This fairytale-like structure is the last turf church ever constructed in Iceland.

The walls of this medieval church are covered with perfectly preserved frescos, including a pristine example of the Dance of Death.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

A cylinder monument with a spectacular vista commemorates a friendship that some say never existed.

A forgotten and crumbling Yugoslav monument to the victims of fascism.

The Renaissance-era courthouse is a relic from the fortified town's centuries of Venetian rule.

The Slovenian architect designed many landmarks in the capital city, including his own dream house.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

A sinuous path among steep cliffs creates a stunning sight in southwestern Serbia.

For over 40 years, this quaint little house has teetered on a rock in the middle of a river.