This shuttered power plant is now Turkey's first industrial archaeology museum.

The eclectic home of a leading Turkish architect is a gorgeous piece of eye candy.

Large miniature theme park with 100-plus models.

The final resting place of the author who gave us the Little Mermaid, the Ugly Duckling, and many more beloved fairy tales.

Vortex-shaped aquarium hosts Europe's largest school of piranhas and other ocean creatures.

Did he come up with a theory of cosmic-ray showers while sitting in this bath?

A meow-velous tribute to a beloved street cat, made famous on the internet.

This 1939 grave of a British soldier now receives legions of unlikely visitors.

This subterranean funicular is one of the world's smallest subways.

A massive, heart-shaped, wind-carved crater in the middle of the Israeli desert.

Bronzes and busts that once stood in the city's main squares are now relegated to a small hidden courtyard.

A hospital where antique dolls are given new life.

360° views of the city plus five floors of optical illusions and hands-on science.

This grave marks one of few bodies retrieved from the disastrous Franklin Arctic expedition.

This unusual statue overlooking the Royal Mile has an interesting backstory.

A free public golf course hides in plain sight in the heart of Scotland’s capital.

This tiny weathered plot is one of the oldest Jewish cemeteries in Scotland.

It's a mystery how these curious columns wound up in an Edinburgh suburb.

The artwork mysteriously appeared within an Edinburgh cemetery.

Climb this overlooked gem's spiral staircase and you'll be rewarded with spectacular views of Glasgow.

A verdant 17th-century-style garden hidden along Edinburgh’s Royal Mile.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

The world's oldest surviving music hall was also once a freakshow.

More stones than Stonehenge, all scattered within a windswept landscape sure to enchant 'Outlander' fans.