This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

Mountain where Jesus was first tempted by the Devil.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

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

A beautiful but toxic fountain of mercury.

This cemetery features modernist statues as strange as its name.

This semi-secret storybook hedge maze is also the oldest garden in the city.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

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

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

The site of many battles and tragedies, including the 40 maidens who leapt into the sea.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

This hauntingly beautiful cemetery outside a medieval citadel is full of winding paths and ivy-covered graves.

Conspiracy theories and occult legends surround this mysterious natural rock formation.

A muddy alien landscape that is home to rare species of exotic plants.

A small town Romanian cemetery filled with darkly humorous gravestones.

A sudden, striking cluster of hills south of Padua has been attracting visitors for centuries.

An Italian geologic wonder that served as the inspiration for the landscape of Dante's hell.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

Explore the quarry where the marble was sourced for Michaelangelo's David.

The bomb-ravaged remains of of a colossal Neptune.

Five candy-colored villages on the Italian Riviera.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.