The final resting place to 300 Victorian-era pets hides inside the city park.

Eighty million natural history specimens call this gargantuan museum home.

The curios of pharmacist and collector Henry Wellcome.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

One part local history, 99 parts gruesome haunted house.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

These murals stand as reminders to the troubled history of this Northern Ireland city.

This picturesque lighthouse at the edge of the Irish Sea looks like a giant stone pencil.

A trail of "Game of Thrones"-themed doors carved from fallen trees from the iconic Dark Hedges.

These barriers stand as stark reminders of Northern Ireland's troubled past.

It is said a heartbroken man visited the gap every day to stare blankly out at the sea.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

Northern Ireland's Brobdingnagian stepping stones.

The atmospheric road was never meant to be so creepy.

Along the side of the road on a small Japanese island is an extensive garden of uniquely designed Shisa statues.

Elaborate series of tunnels where traces of mass suicide are still visible.

This colorful overpass is one of Bhutan's longest suspension bridges.

A stupa built to protect Bhutan from evil forces and help bring peace to the world.

One of Bhutan's oldest temples was purportedly built to halt a giant female ogre from preventing the spread of Buddhism across Tibet.

This giant Buddha statue has 125,000 smaller Buddhas hidden inside it.

Strange, gentle beasts resembling goat-cow hybrids roam within this patch of forest.

The small cliffside monastery known as the Tiger's Nest is said to be the meditation site of an eighth-century Buddhist master.