Slyly buy a shake in the Parker Meridien lobby.

America's only nuclear missile silo open to the public.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

A strangely angled West Village home is the only monument to an explosion that took the lives of three American revolutionaries.

New York City's smallest piece of private property.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

Where the embers of the Big Bang were first detected.

One of the world's largest model railroads is a mind-boggling achievement.

A reservoir of vintage pinball machines and arcade games for the nostalgic and thrill seeking.

The site of one of history's most indelible and horrific tragedies.