One of only three fountains created by the iconic architect Friedensreich Hundertwasser.

This picturesque medieval monastery guards a small trove of historic treasures.

The remains of a sunken military ship wreck visible through clear water.

A musical instrument played by the sea.

An ethereal glowing blue ocean cave in Croatia.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

A rare surviving Victorian greenhouse designed specifically to house giant water lilies.

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

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

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

According to the locals, the sands of this secluded Norway beach are infused with gemstone particles.

Walk 2,300 feet above the ground on the "Troll's Tongue."

A stunning silver lining to global warming's gloomy cloud.

The California secessionist movement has its own foreign embassy, in Russia of all places.

The studio built by fascists in the hopes of "reviving the film industry" with the occasional propaganda film opportunity thrown in.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

This nightmarish children's plaything was left grotesque to help kids conquer their fear.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

This ancient Hindu temple is covered in thousands of colorful statues and has a long mythological history.

World's largest cave was only discovered in 1991, and now offers tours to the public.

Transport yourself to the 1980s era of video games at this themed restaurant and bar.

Once the most densely populated place in the world, this island is now a ghost town.