The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

The ruins of a megalithic monument sit right in the garden of a luxurious Maltese resort.

This prison on the Maltese island of Gozo is almost 500 years old, and they have the graffiti to prove it.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

Stone Age solar temple is aligned with the sun on each equinox and solstice.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

This ancient statue of Dionysus lies unfinished and abandoned in one of Greece's oldest quarries.

Rusted structures stand like ghosts of Cyprus' 6,000-year-old copper industry.

A holy well supposedly infused with a saint's spirit flows within this quaint chapel.

This museum is rotten with a century of wax medical deformities.

A medieval cave used to shelter local hermits now holds nearly 200 old Quaker gravestones.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

Moss and stone turn this waterfall into an otherworldly liquid veil.

The unusually large seat sits atop the base of a ruined temple.

These 90-year-old murals of local kings, Vikings, and outlaws hide in plain sight in a beautifully baroque shopping arcade.

A striking 500-year-old mansion provides an unexpectedly sublime home for live deer and a menagerie of exotic stuffed animals.

This artificial cave looks like something out of a fairytale.

A centuries-old forgotten underworld lies beneath Malta.

This bronze statue of Martin Luther King was placed in the park without permission.

A fake Transylvanian castle houses a cathedral of antlers.

A vast Communist-era exhibition space in the Bulgarian capital.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

A little piece of Oxford's overlooked industrial heritage.

It was once nicknamed "the most bombed hotel in Europe."