A science fiction-inspired apartment building designed by a famous Spanish architect.

A massive natural rock arch gives the Tuscan mountain its own window to the sky.

This dreamy street will transport you to wintertime in Victorian England.

A breathtaking 19th-century trail overlooks Lake Tahoe.

These phallic stone spires once served as Tolkien's Paths of the Dead.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

A train ride to the middle of nowhere gives its passengers some of the most iconic views of Japan's seasons.

A true Valhalla for cactus and succulent lovers.

These steps offer a breathtaking view of one of Europe's most besieged fortresses.

Enormous sandstone towers loom within a Czech forest.

"A hideous albatross in the Hudson River Valley."

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

Bizarrely shaped rock formations in northwest Bulgaria come with equally bizarre legends.

With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

A market built atop boats is one of the few floating holiday markets in Europe.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

A modern sliver of architecture in Roma.

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

This historic patch of real estate offers a glimpse of colonial Boston.

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

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

A huge enchanting public park just outside the ancient walls of Rome.