Stretching for 22 miles, the world's longest tree-lined avenue dates back to the early 17th-century.

Legend holds eating just one of these black eggs can add seven years to one's life.

Over 40 species of fern cover the canyon walls of this lush green bowl, cut off from the bustle of the world by a cave entrance.

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

Near the mouth of the Yodo River, this museum offers visitors six floors of hands-on learning about Osaka's raw sewage.

Home to herbal cosmetics, teas, and a unique set of dolls known as kitchen witches.

This rural water utility building houses a tribute to one of the greatest stars of the silent film era.

This historical marker is all that remains of Octagon City, Kansas, a failed vegetarian utopia.

This vivid painted ceramic sculpture evokes the expansiveness of the prairie sky.

Worm salt and other local ingredients are on the menu at this cult favorite ice cream shop.

An eighth-century rock-cut cave temple in the middle of Pune.

Rumored to be a giant robot in disguise, this colossal chef has been the beloved symbol of Tokyo’s kitchenware district for decades.

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

How did a former First Lady's tiara wind up being sold to a pawn shop on reality TV?

The iconic egg tart gets an upgrade with a laminated sourdough crust.

From pink dolphins to underwater cities, this museum explores the unseen, mythical world of the Amazon river.

This may be the world's only drive-through windmill.

No one knows the origin of this creepy little stone man with an oversized phallus.

This rural museum is home to more than 50 local desert reptiles and the world's largest snake bite kit collection.

An ancient woodland that inspired a young J.R.R. Tolkien.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

The first German gnome who popularized the garden decoration.

In 1869, Swiss and German immigrants settled in this small town in the mountains of West Virginia.

Thanks to wordplay, the earthquake-causing catfish monster has become a god of confidence at this shrine.