This Croatian island is for sale but no one is buying due to the dozens of accused Nazi sympathizers who were massacred there after WWII.

"The most colorful grottoes of the world.

Collection of nearly 500 concrete figures sculpted by the late Veijo Rönkkönen.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Mirrored floors and arched shelves create the illusion of an infinite tunnel of books.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

Launch vegetables using oversized slingshots at this Fingerlakes winery's roadside attraction.

World's largest herd of white deer populate a former U.S. Army depot.

Once a place of peaceful repose, this sanitarium now faces an uncertain future.

Seoul amusement park boasts a Korean-speaking pachyderm.

The abandoned hospital whose elaborate ghost stories cover up the dirty truth - an uneventful sanitation issue and other mundane reasons for its demise.

An enormous dragon scales the walls of this 17-story temple.

A wartime promise becomes a shrine to Our Lady of Lourdes.

A remarkably well preserved tower dating all the way back to the Iron Age.

This shrine to the patron saint of Alaska sits on a small tidal island and was built from the land’s own beach stones.

An auroral research program that superheats the ionosphere.

A rare kind of blue bear can be found chiefly in the national park that shares their name.

This historic collection of Native Alaskan artifacts was resurrected through a partnership between the WPA and tribal artisans.

The "Gateway to the Arctic" connects Barrow's indigenous population with the sea and its traditional industry: whaling.

North America's first frozen mummified remains of an ice age steppe bison, the 36,000 year-old mummy named "Blue Babe."

An abandoned aircraft sits submerged in a lake in the Alaska wilderness.

The world's brightest bioluminescent bay.

The monument marks where Simón Bolívar and his Spanish adversary Pablo Morillo met to have a drink together.

One of the most iconic sculptures in Caracas looks like a large orange ball suspended in the air.