A stunning medieval castle houses this eclectic, interactive tribute to all things wine.

A stunning Victorian abbey and walled garden on a lakefront.

The world's largest bamboo labyrinth is a living demonstration of the plant’s immense potential.

Stockholm's narrowest alley is barely over two feet wide.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

This oceanside Reykjavik spot is speckled with recycled sculptures and large stones.

A small island dotted with old, historic Finnish buildings.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A community gathering place that once housed half-ton tanks and the World's Fair.

The compass on its front was a handy tool for 17th-century merchants who needed to know the direction of the wind.

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

Rows of stone statues are dressed up to mourn children that are lost before birth.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

Men in rubber-soled boots serve as your "brakes" on this toboggan ride Hemingway described as "exhilarating."

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

A shrine-like museum entirely dedicated to soccer superstar Cristiano Ronaldo.

This strange sculpture is an enigmatic icon of this medieval German town.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

A replica of the steam engine that hauled Queen Victoria's Royal Train is on display at Windsor.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.