This magnificent herd of stampeding elephants has been frozen in time for over a century.

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

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

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

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

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

An artist's whimsical transformation of everyday objects.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

The one-time epicenter of American songwriting is now a little remembered Manhattan commercial block.

Nikola Tesla's former home contains an homage hidden from plain sight.

The former hotel where Tesla invented the radio.

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

Elevated freight railway turned wildly successful urban park.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

Even for Egyptian royalty, the afterlife was bring-your-own-beef.

Once thought to be the fabled Holy Grail, it is now known to be an oil lamp.

This sculpture of disembodied body parts forms a poignant memory of the horrors of World War II.

It houses a menagerie of wondrous taxidermy specimens from around the world, including the remains of a famous gorilla.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

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

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

One of the earliest bowling lanes in the U.S. doubled as a sewing school during a time when women had little job opportunity.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.