A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

Spanning an elevation of 160 feet and containing 388 steps, this is Seattle's longest staircase.

A walk through the historic city center, under the streets of Seattle.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

The spot where the two men ate together now stands enclosed in glass.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

A Texas-sized particle collider that was abandoned due to its Texas-sized budget.

This London plaque marks the spot where David Bowie's famous alien made his debut.

This "floating railway" is one of the world's oldest monorail systems.

Rent out a glass igloo to watch the Northern Lights like you live in the future.

A white Buddhist temple with a golden restroom.

The sign at the garden gate reads: "These Plants Can Kill."

Cold storage for agricultural biodiversity.

The television series' iconic giant foot was borrowed from this classical painting.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

Despite being tiny and rural this Georgian airport looks like a sci-fi boondoggle.

English antique dealers with a taste for the unusual.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.