A giant gorilla made of used car tires used to sit sentinel over a Helsinki college campus.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

Lavish royal estate punctuated with heated greenhouses.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Medical history with an amazing, if frighting, collection of wax diseases on display.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

Head underground and take a tour of the city's working sewer system, and see the underground river Senne, which defined Brussels for centuries before being covered in the 19th century.

The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

This isolated structure beckons adventurers with sublime views of the Faroe Islands.

This modern monument to pagan belief looks like it was transported straight from ancient times.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

This scenic Icelandic lava flow is named for a pair of Berserkers who were murdered, according to a famous Saga.

Climb right into the heart of this colorful Iceland volcano.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

The oldest hall in Iceland was written of in the Sagas and features a centuries-old escape tunnel.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.

This elderly couple's hand-picked collection of rare gems is one of the finest in all of Iceland.

This tiny museum's sizable collection is jammed into a former underground public toilet.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

A winding, blood-red tunnel of hardened lava navigable by foot.

Iceland's "Smoky Valley" is a beautiful river that is shrouded in a constant cover of steam clouds.