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

The "Seinfeld" diner.

Visit the monolithic tomb of America's most famous general.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

In 1986, Keith Haring was arrested for painting this anti-drug mural on a Harlem handball court.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

A crumbling staircase in upper Manhattan is all that remains of one of the most important sites in sports history.

Little Red Lighthouse under the George Washington Bridge.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

Built in the 1920s, this co-op in the Bronx feels more like an Italian villa than a typical New York apartment building.

Manhattan and the Bronx have been playing tug-of-war over this former island neighborhood for more than a century.

The famous author's cottage hideaway.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

Small monoliths of several varieties of stone sit alongside a wooded path in the Bronx.

A colonial family tomb that once doubled as New York City’s secret records vault.

Because holiday cheer is at its finest when it includes eerie mannequins, right?

Centuries-old hoofprints and wagon tracks reveal themselves after a good winter storm.

Cape Cod’s historic beacon made famous on a potato chip bag.

This beautiful Cape Cod beach offers dazzling views and an interesting historical footnote.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

This elaborate towering structure was once famed for its revolutionary height.

Paths are maintained, but trees have taken over plots.