Marvel at this turn-of-the-century masterpiece that has been turned into a rather stately supermarket.

This Czar-funded, onion-domed, lavishly muraled Orthodox Church played a starring role in "The Deer Hunter."

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

Formerly the most gerrymandered district in the U.S., it twisted and turned along racial borders.

Fake subway tiles were installed to cover a design that resembled the Confederate flag—it's unclear if the resemblance was intentional.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

These ornate manhole covers were used for a now-forgotten purpose.

The home of the first American-born saint is one of the only curved buildings in New York.

The 28-foot granite map plots the locations of 40 theaters in New York City.

One of the last full-orchestra recording studios in New York City and an acoustical marvel.

An artist's cute bronze subway sculptures belie his violent artistic past.

A bit of retro transportation flair preserved in the world's largest department store.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

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.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Elevated freight railway turned wildly successful urban park.