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

Themed gardens, a conservatory, and a rose named for Milton Hershey, all overlooking Hersheypark.

An 18th-century Catholic church converted into an eccentric temple of music and bacchanalia.

Nassau Hall has served as army barracks, a museum, and played a key role in the American Revolution.

The mysterious canine hides atop a drain pipe on the back of the building, some say as a sneaky shoutout to Yale.

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.

An ancient fortification lives on in this Chinese city.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

The final resting place of 19th-century sailors previously banned from being buried within Portuguese Macau.

A neighborhood of houses made of poured concrete through a process invented by Thomas Edison.

Each step is a mere four inches tall, said to be measured by the stride of a woman wearing a hobble skirt.

A museum commemorating the Donora Smog, which killed 20 people in October 1948 and sparked national outrage over air pollution.

The largest ancient burial mound in Ohio.

Francis Julius LeMoyne built this crematory in 1876; he was the third person to be cremated here.

An abandoned stretch of highway, deteriorating next to the operational one.

Pennsylvania's own Roswell-style UFO mystery.

This icon of the Atomic Age now lays dormant.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

This little museum in the town where zombies were born celebrates the living dead.

An ode to filmmaker George A. Romero, who used the mall to film an iconic horror movie.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

This giant, rotating globe was built to celebrate the expansion of a company that makes steam cleaners and pressure washers.

This boat represents the promise of undiscovered territory, a dream of hope, and progress and freedom for Iceland.

A toxic ghost town sitting atop a massive coal fire.