The ruins of a 15th-century tower house.

Named for its similarity to the tip of a violin's bow, this striking formation was created by millions of years of erosion.

These ruins are a hidden gem, complete with fantastic views over the cliff edge.

The overgrown ruins of this once majestic castle sit forlornly in the Scottish countryside.

Considered "the most original, complete, and unimproved" circles in Aberdeenshire.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

After it was swallowed by a Georgian mansion, this medieval castle remained forgotten for centuries.

Impressive sink holes fill this untouched old-growth forest in the Bahamas.

A Barbados crypt where it's said that the coffins refuse to stay put.

One of the last members of the Byzantine Empire's last ruling dynasty is buried in the far-off soil of Barbados.

This stone commemorates the island's launch into international aviation.

This popular tourist cave was ignored for almost 200 years before being mined into an attraction.

Under the desolate and windswept northern coast of Barbados stands a small oasis filled with sea anemones.

In Bermuda, this formal naval residence has become a go-to for cliff-jumpers and hikers.

This store decorated with Japanese and underground pop culture items has been the centre of Barcelona alternative fashion scenes for more than a decade.

This fountain was designed to honor the man who helped bring water to Barcelona.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

Turntable anonymously received orphans, alms, and groceries.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.