This subterranean oyster house has been the pearl of Grand Central Station since 1913.

Finally, you don't have to be a pious Swedish seaman to relax like one.

This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

Bowl in splendor, if you're lucky.

During the holidays, a vintage subway train whisks New Yorkers back in time.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

America's most famous piece of self-built architecture.

An homage to the man who built California's version of Venice.

One man's homage to the sun continues to grow like a glass fractal.

World War II-era Nazi compound nestled in the Santa Monica hills.

World's oldest operating science fiction and fantasy club, once home to Ray Bradbury and L. Ron Hubbard.

In a city filled with Frank Gehry buildings, one stands out as one of the architect's weirder works.

A ghost town at the airport is now a refuge for blue butterflies.

The remains of the first punk club in L.A.

The absurd creation is a compulsory destination for selfies in Buffalo.