An Orwellian sculpture with eyeball cameras watches passersby.

Europe's second largest ossuary wasn't discovered until 2001.

This artificial cave looks like something out of a fairytale.

A hidden tunnel leads to an abandoned slate quarry that's now a secret swimming spot guarded by cliffs.

This 1776 beacon on the coast of Wales is said to have a ghost called Raymond, the last lighthouse keeper.

Go back 50 years with a turn on one of the park's carefully restored vintage fairground rides.

The artist David Nash planted a circle of trees in 1977.

The world's largest prehistoric copper mine had 30,000 animal bones scattered throughout the maze of passageways.

One of the world's oldest trees comes with a Welsh legend intertwining it with a spirit prophesying death.

One family's environment-friendly hobbit-house in Wales.

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

A hermit's tiny cell built into the cliffside that saved him in South Pembrokeshire.

A decommissioned Soviet airplane has been used as a movie theater and a cultural center.

A striking Soviet memorial commemorates the liberation of Belarus from the Nazis.

This small island off the coast of Uruguay hosts the largest colony of sea lions and fur seals in the southern hemisphere.

This historic fort overlooks Montevideo and appears on Uruguay’s coat of arms.

This beautiful example of neoclassical architecture is one of Uruguay's most treasured cultural gems.

Because sometimes the most efficient route from A to B isn't a straight line.

Massive sinkholes on a mountain in one of the most remote places in Venezuela.

A huge old mansion full of thousands of toys, each there to be used and played with.

The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

This modern arts center is built around a gem of late-Baroque architecture.

Christ's blood preserved in a Belgian town.