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

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

A 18th century graveyard and its astonishing cortege of macabre iconography.

The largest greenhouse in the world is home to over one million types of plants.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

The world of the ancient Celtic civilization explained through a bewitching 11 acre garden.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

San Diego's most historic and haunted home.

The abandoned personal amusement park of the King of Pop.

A Saint Nicholas-themed ghost town in the Mojave desert.

A beautiful bamboo trail tucked in this famous Japanese shrine.

Extraordinary sculpture garden created by an eccentric English poet.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

The music is over at the Ballhaus Riviera Ballroom, but the ballroom remains in haunting disrepair.

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

Railways may have forged this quintet of lovely tunnels, but now they are open to hikers.

An incarceration museum on the spot of possibly the oldest prison in England.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

The remains of diamond fever taken over by the desert.

2300-year-old Roman road connecting the empire.

The most alien-looking place on Earth.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.