There must be a pun in this haystack somewhere...

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

A grand New York post office that is home to mailman Santas, scraps of postal history, and a pneumatic mail system.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

A former poultry store that looks like a giant duck and is one of the "seven wonders" of Long Island.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.