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

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

Lie in a hammock where George Washington stood.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

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

New York City's smallest piece of private property.

A dilapidated dock tells the story of Titanic’s missed arrival.

Elevated freight railway turned wildly successful urban park.

Tucked in the back of this amazing antique store is an important piece of medical history.

A crumbling hospital from the 1850s on Roosevelt Island.

The very first subway station in New York City is beautiful, decked out in chandeliers, and ... abandoned?

A terrific purveyor of natural history objects and curios.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

A centuries-old church stands as a testament to Boston's "father of architecture."

The world's largest piece of copyrighted artwork.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

Historic Hull Street was actually the first street with a proper name in the Boston area.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

A men’s restroom became a sandwich shop.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

This landmark cemetery in Boston was created more than 300 years ago.