Subterranean place of worship in Indonesia.

One native village in Bali lays their dead at the foot of a holy tree whose natural fragrance seems to hide the stench as the bodies decompose.

Come for the chanting, stay for the monastical vegan buffet.

An abandoned hotel in the highlands of Bali is shrouded in stories of ghosts, curses, and corruption.

In Hong Kong, a fairytale flower tunnel is hidden within the gardens of a public housing complex.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

A well kept and well documented look at the Bruneian Sultan's life and successes.

An underground city of salt.

Gigantic Romanian salt mines used to heal respiratory conditions.

Sculpture garden of religious statues made it through Soviet rule.

The former house of an anthropologist couple displays Lacandón Maya artifacts in a homey atmosphere.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

A bed and breakfast, botanical garden, art gallery, academy, and workshop all in one.

Visit the ancient, mysterious Roman catacombs ... in the Netherlands.

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

France's most famous cemetery, with some of its most curious tombs.

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

Peaceful gardens hide an underground torture museum.

Largest private bird collection in Iceland, formed from a tragic accident.

This museum dedicated to divination also honors a local 10th-century prophetess.

Inside this museum, visitors venture through ghost stories entrenched in Icelandic folklore.

This verdant, tree-lined Reykjavik graveyard is both enchanting and eerie.

This luxury hotel suite is located deep in the bowels of an old mine.

Stockholm's narrowest alley is barely over two feet wide.