Nine Gardens in one—with tea service.

A little slice of Japan and its aesthetics in London's Holland Park.

The United States Capitol's former columns still stand.

With over 12,000 different species of plants, this botanical garden is Japan's oldest and most diverse.

Cherry blossom season comes early in this Japanese town where pink flowers line the streets and riverbanks.

Thousands of flowers create enchanting pink tunnels over the city streets.

Every spring, this walkway outside the Japan Mint turns into a cherry blossom tunnel.

This one-time health resort was used by aristocrats around the world.

An unusual slot canyon in the Aztec/Navajo Sandstone has a cross-section like an inverted old-fashioned keyhole.

This tunnel was built in order to protect the village of Daroca from flash floods during rainy seasons.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

This 400-year-old sweet shop serves a delicacy some have described as "edible incense."

A collection of intricate sculptures so small they have to be seen through a microscope.

The romantic garden was the epicenter of the Hungarian art scene in the 1880s.

A World War II evacuation tunnel turned into a history display of Croatian state and people.

An eclectic art form practiced by untrained masters is celebrated at this museum in the heart of Zagreb's old Upper Town.

Overlooked amid the tourist bustle of Florence, this museum is dedicated to the craft of stone inlay.

This museum showcases the art of ancient sword-making.

An inconspicuous footbridge beloved by San Diego locals.

Large Hadron Collider and the Birthplace of World Wide Web.

A strenuous, unofficial trail leads to spectacular views in one of America's most remote national monuments.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.