At 929 pounds and 26 feet tall, this stainless steel fork can only be used by the likes of King Kong.

A cablecar-station-turned-revolving restaurant with 360-degree views of the Swiss skyline.

A 200-year-old tavern challenges guests to finish a glass of wine while hanging from a ceiling beam.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

A hidden bathhouse in one of Stockholm's oldest and busiest neighborhoods is open to anyone who can find it.

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

Stockholm's deepest subway station is also a stunning ecological wonder.

A breathtaking bridge that crosses a vast gorge over a river's torrents, and has a tale of a devil architect attached.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

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

Dine on food tied to Viking history and legend at this subterranean Stockholm spot.

This chimerical bridge/tunnel appears to dead end right into the sea.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

A beautiful oddities shop crammed with strange and morbid curiosities.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

This 50-foot rock formation looked like a face that was once believed to be that of a Native American chief.

A coastal rock outcrop with mysterious inscriptions variously attributed to Native Americans, Portuguese, Phoenicians, Norse, and more.

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

Haunted boulder in a front yard with a witch painted on it.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

Eat a Nobel banquet from any year in the basement of Stockholm's City Hall.

The library's graceful rotunda is like a bibliophile's temple.