This 19th-century clock has been restored to help withstand the harsh environment of its seaside home.

A former seaside jewel built for the everyman is now simply a neglected art deco fortress.

The home of aviation trailblazers, in a remote corner of the big city.

Possible relics of the ancient Roman city are hidden in this restaurant's façade.

A small piece of Scotland sits in a park in Lower Manhattan.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

This sprawling bookstore spans four floors and has more than a million books in stock.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

A Beaux-Arts triumph rises from decades of decay to become the heart of a new innovation district.

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

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

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

A historic 1890s architectural masterpiece with an iconic clock tower that, once open to the public, now faces an uncertain future.

Behind these delicious arepas lies a true New York success story.

The boulder on which Alexander Hamilton laid his head after a deadly duel can still be visited on the New Jersey coast.

This mysterious marker puzzles pedestrians and infuriates geographers.

Holding the most bodies of any cemetery in the United States.

Vienna's underworld of tunnels and subterranean rivers made an iconic appearance in a 1949 Orson Welles film.

The Flatiron Building's storied West Coast cousin is a lot more into religion.

This curved Manhattan building was built to house the opulence of John D. Rockefeller's oil empire.

The Vatican of the movie industry turned into an actual church.

Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.