This unusual rock looks like a giant, otherworldly mushroom sprouting atop a cave.

The ruins of an abandoned church loom within a picturesque Ukranian village.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

This elegant neoclassical garden is a peaceful oasis in the middle of the Nepalese capital.

Scotland still bears an enormous scar of its Roman past.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

A charming beach town in Turkey captures all the colors of the rainbow.

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

This 8th-century Bavarian monastery is home to an exquisite Baroque-era library.

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

This isolated island is often capped by its own fluffy cloud.

This historic pub has maintained much of its 1906 decor, including a small sequestered room for women, where orders were slipped through a tiny window.

This pair of running lions engraved on animal bone is one of the earliest artistic depictions of big cats.

A little-known ruin with a convoluted history and a fascinating latrine drainage system.

The last occupied troglodyte dwellings in England weren't abandoned until the 1960s.

This amazing 15th-century mural remained hidden in plain sight for centuries.

The world's largest bamboo labyrinth is a living demonstration of the plant’s immense potential.

An abandoned 17th-century baroque hunting lodge with a wonderfully strange architectural plan.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

A lush indoor jungle fills this bustling Madrid transportation hub.

One of Oxford's greatest treasures likely belonged to the legendary King Alfred the Great.

You haven’t properly toured a winery until you’ve slept in an actual wine barrel.