Enjoy an overnight at an old haunted B&B site of the Borden family murders.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

This tangled English forest looks like something right out of a fairytale.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Spend the night in this formerly abandoned traditional Scottish village.

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

A clear blue swimming hole with hidden caves, still unexplored.

Canyon walls shrouded in ferns.

An old world fairytale-land with over 350 fairy folk figurines hidden amongst 800 year old cedars.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

Tubing through a cave lit with glowworms is a magical underground experience.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

An abandoned castle owned and ignored by Masons carries a cursed history.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

Rustic natural hot springs in the deciduous rain forest.

A reproduction of earth's many biomes.

The fountain marks the area where hundreds of accused witches were burned at the stake.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

These eerie outliers of the lightning bug family glow a mysterious blue color.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This community on a small Venetian island has taken to painting their houses in bright neon hues.