An art installation commemorates journalist Nellie Bly's undercover reporting inside a New York asylum.

The lesser-known Alice sculpture of Central Park dedicated to the “godmother of American children.”

This miniature village stays behind in the Breuer Building, even as the museums around it come and go.

A playground the size of a city block is a modernist monument to civic values and public housing.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

The first piece of public art dedicated to LGBT rights.

Hordes of precariously balanced stone figures crowd the shores of the Hudson River.

This translucent sculpture represents a quintessential component of New York City's skyline.

Though its celestial ceiling is impressive, the true star is the vast collection of French books.

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

The front yard of an Upper East Side town house hides the last fragment of one of New York's most famous theatres.

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

A sculptural commentary on capitalism pokes up from the East River.

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

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

Twice a day one of these tragic bronze mariners drowns with the tide to remember all those the sea has taken.