This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

The world's most remote airport.

This was once the center of the Birdman cult, and is now a World Heritage Site.

What was once a unique system of urban elevators is turning into a mechanical ruin.

A record-breaking pool that uses computers to turn ocean water into cleaner, private swimming water.

The largest stone moai on Rapa Nui.

The world's longest and deepest train tunnel.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

Legends surround this jagged rock formation in the New Mexico desert.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

A multi-storied adobe complex has been inhabited for more than a thousand years.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Tiki luxury on Nob Hill.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

One part antique store, one part curiosities hodge-podge.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A modernist landscape of water and sci-fi concrete.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.