This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

The site of the deadly Triangle Shirtwaist Factory Fire.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

Plot your trip through the city on the sidewalk.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

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

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

Lie in a hammock where George Washington stood.

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

Detailed facade of a brownstone in Boerum Hill.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

This conservatory allows a little bit of the tropics to thrive in the middle of a major Canadian city.

Connecticut's shot tower is near the end of its life.

A former copper mine which became a truly unsuccessful prison.

Ruins of a historic medical facility sits eerily by the water.

An abandoned asylum once on the cutting edge of lobotomies may be reborn as a Christian college.