The oldest living tree in Manhattan comes shrouded in sinister legend.

The site of the deadly Triangle Shirtwaist Factory Fire.

Elevated freight railway turned wildly successful urban park.

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

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

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

This 220-year-old house is a reminder of New York City's Dutch past.

A reminder to choose water over wine since 1888.

The most confusing clock in New York.

Red frames showcase remnants of one of New York's original subway stations.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

The former hotel where Tesla invented the radio.

Commemorating the spot where the famous scientist fed his pigeons.

An annual extravaganza of Broadway theater memorabilia.

A very classy 1920s-era bar right in Grand Central Station.

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

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Read a book next to a Midtown waterfall.

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

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

This Upper East Side apartment co-op was designed as a tuberculosis sanitarium.

This outpost of America's most popular fast-food restaurant is housed inside a palatial mansion.

The first pet cemetery in the United States.