Underneath the historic center of Mexico City, the remains of a temple dedicated to the Aztec god of the wind.

Once home to an aristocratic family and a workers' organization, this intricately tiled building now houses a chain restaurant.

This tiny garden was built specifically to provide a place of peace and serenity away from the busy city streets.

The only castle in North America to ever house European sovereigns.

This surprising gem is a world-class archeological museum hidden at the University of Chicago.

This cupola was once seen as an architectural disaster.

This opulent 16th-century Maharaja’s palace is a unique mix of Hindu and Muslim designs.

The beautiful 16th-century stepwell lies in the shadow of a famous fortress.

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.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

The Hindu god Vishnu is said to have walked at this Hindu pilgrimage site.

This giant roadside fruit is home to an array of apple-based treats.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

60 feet of towering steel balances gracefully.

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

Magical-looking cottages that inspired one of the most famous animated films ever.

The private clubhouse for the members of the Academy of Magical Arts.

An old drug store full of mortars and pestles, pill-making machines, and medicines reputed to cure most any illness.

A World War II gun battery sits at the easternmost point of North America.

Where a young athlete began his run across Canada after losing his right leg to cancer.

The first transatlantic wireless signal was received at this 17th-century fort.

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

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.