This abandoned Belgian fortress is purposefully being left to nature.

A Belgian self-built tower inspired by the Bible and ancient civilizations.

Hiding the longest subterranean river known in the world.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

The Devil’s own choice when he needs a drink in Brussels.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

Even after the church tried to wipe the practice out, this pagan festival lives on each year in a small Scottish village.

A genuine Little Shop of Horrors.

A picturesque garden with a surprising past.

Fascinating town where normal life interfaces with the occult.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

The elegant structure of this 19th century railroad bridge creates an illusion of infinity.

High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

This hospital once pioneered the use of electroencephalograms, but fell into maltreatment, abuse, and eventual abandonment.

Gothic tower mentioned in Thomas Hardy poem "The Channel Firing."

Besieged by war, this castle ruin has crumbled into a peaceful picnic spot.

This Gothic Revival castle used as a shooting location for "The Secret Garden" and other films.

A magnificent Victorian garden that brings the charm and style of old-time aristocracy to the 21st century public.

Where Agatha Christie mysteriously disappeared in 1926.

This witch statue remembers a time in England's history when fear trumped truth.

This ruined folly was originally built to honor a failed American state that would have become "Westsylvania."

Pyramid shaped monument with a tall tale attached.

The longest hedge maze in the world.

The oldest working mechanical clock in the world.