The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

This highway overpass was named after the tragic disappearance of a young mother who got mixed up with the wrong people.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

These half-buried combine harvesters just off Route 66 are an homage to the Cadillac Ranch.

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

A clear blue swimming hole with hidden caves, still unexplored.

This is one really big nut.

The biggest solar telescope in the world helps reveal the secrets of our sun.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Mountain where Jesus was first tempted by the Devil.

An ancient Egyptian temple in the middle of Madrid, Spain.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

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

Single runway interrupted by a busy road that cuts across its middle.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

A rare wayfinding portmanteau of “Street” and “Avenue.”

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.