The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

The deepest metro station in the world.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

An extensive collection of some of the oldest grave markers in Lithuania.

Over time, this castle grew to encompass the entire island.

This micro-nation may be some sort of prank, but its constitution sure seems official.

Remnants of a storybook amusement park hidden behind a strip mall.

This statue honors the author's groundbreaking family story.

Oriental bazaar in the heart of Sarajevo.

A war-torn Olympic relic is being overtaken by graffiti and nature.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

This historic black and white monastery is one of Bulgaria's architectural jewels.

Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

Brace yourself for the slowest, scariest, most spectacular drive, down the Drakensberg Escarpment.

A musical instrument played by the sea.

This cave overlooking the Indian Ocean has been turned into a shelter and makeshift museum.

A massive rock in the surf steeped in legends.

A gigantic teapot sitting on top of a parking garage in the center of Utrecht.

Visitors can still take a train to this former train station turned museum.

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

A uniquely preserved neo-Gothic church that is now home to a collection of art and woodcarvings.

Atop this former dutch railway office sits an interstellar work of art.

The cutest way to stay safe in traffic.