The world's second-largest sundial, made entirely out of stone.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

An ancient iron pillar in Delhi that seems to be rustproof.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

Less a museum than a bizarre fantasy world created by artists and engineers.

North America's largest accredited model railroad museum.

The most famous location in China was home to whole dynasties worth of imperial rulers.

The peaceful space is adorned by paintings by the famed abstract artist Mark Rothko.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

A huge musical instrument played by the ocean.

Lucha Libre (Mexican Wrestling) themed taco shop.

This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

The ancient latrines of the Greeks, in all their public glory.

An abandoned whaling station on an active volcano offers hot springs in Antarctica, surrounded by ruined giants of industry.

One of the world's southernmost bars.

The best place to send your postcards home from Antarctica.

Copenhagen's celebrated theme park and gardens.

A historic presidential getaway on the continental United States' southernmost island.