These spooky and unusual stone formations create an underworldly landscape.

This amazing pedestrian suspension bridge in the Swiss Alps would give Indiana Jones nightmares.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

Caves famous for the dragon-slaying saint who lived there.

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

A temporary art piece to celebrate LGBTQ Pride is now a permanent part of Stockholm's traffic landscape.

Every Tuesday, students let off steam by screaming into the night air.

A 200-year-old collection of medical paraphernalia in a historic house.

A museum dedicated to the history of psychiatric treatment featuring a gallery of art made by patients.

Frequent fliers welcome in this airplane hotel.

This collection of 80 polarizing foods aims to challenge your subjective notions of repulsion.

The discovery of an old wall led to the creation of this fascinating museum about the city in the Middle Ages.

The world's first ice hotel is still one of the most elaborate and beautiful.

Crooked windswept pines give this old forest an enchanted and magical look.

A series of modernist treehouse hotel rooms grace the outskirts of an Arctic forest.

A cheese discovery made by shepherds became the pride of a region.

A celebration of solstice followed by a fiery purging of evils.

A breathtaking and biodiverse wilderness in the mountain setting of Ernest Hemingway's "For Whom the Bell Tolls."

You can soak in three relaxing pools filled daily by the tide.

A breathtaking canyon offers stunning views and frightful pathways through an ecological paradise.

Peek into a cave of giant, glimmering crystals.

Translating as "The Jump of the Girlfriend," this stunning waterfall has a tragic legend behind it.

A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

Volcanic rocks ground down into sand make this Spanish beach as black as night.