Vacant Beaux-Arts buildings that serve as reminders of a beach town’s glory days.

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

A unique sculpture park that specializes in the huge and bizarre.

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

Enormous small-business mecca in the Midwest, serving dozens of artists.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

Concrete igloos standing across from what remains of the Michigan Central train depot.

A Beaux-Arts triumph set to become Ford's innovation campus

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

Detroit’s downtown castle is one of the oldest structures in the city.

Opulent downtown movie theater now houses cars as an indoor parking garage.

A crumbling hospital from the 1850s on Roosevelt Island.

One of only two commuter aerial tramways in the United States.

Two stunning 17th-century libraries and a cabinet of curiosities.

Looming communist pillar with a Czech twist.

Steadily reminding Czechia of its past.

Macabre astrological automaton clock dating to the late 1400s.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

Four cars from the old system were once on display, but were removed in 2014.

Oldest surviving example of a Dutch saltbox frame house in America.

Sniff the Titan Arum's rotting flesh.

A Collegiate Gothic quadrangle that surrounds an 18th century secondary school whose financing came from the likes of Alexander Hamilton and Aaron Burr, among others.