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

A startling, centuries-old subterranean marvel hides in plain sight.

This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

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

A blooming house of worship for the masses.

The second-longest continuous wall on the planet protects a hidden secret in the deserts of India.

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

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

There are millions of temples in India, but only one prominent temple dedicated to the Hindu creator god.

Liquor and flowers mark a holy site for Indian motorcycle riders.

Fifteen Jodhpur queens left their handprints before going to their fiery death.

Once an indicator of social class, the color blue has come to define this city on the edge of the Thar Desert.

Hidden in the shadow of a rocky fortress is one concubine’s long-forgotten legacy.

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

This historic New Orleans cemetery is the final resting place of members of the Independent Order of Odd Fellows.

This Birdsill Holly fire hydrant is the remnant of a very different type of hydration innovation.

This relatively recently abandoned brewery is a tragic reminder of the continuing effects of Hurricane Katrina.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

Yo, Adrian!

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.