Live long and prosper in Tennessee.

These beautiful wineries were at the center of Lake Erie's "grape belt" back when the Midwest dominated American wine production.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

An abandoned relic of the city's failed experiment with below ground transit.

On the Hudson resides one of the largest clocks in the world.

Little Red Lighthouse under the George Washington Bridge.

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

The "Seinfeld" diner.

Walk over a 150 year old manhole.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

Read a book next to a Midtown waterfall.

The notorious headquarters of a corrupt political machine.

Elevated freight railway turned wildly successful urban park.

The first piece of public art dedicated to LGBT rights.

New York City's smallest piece of private property.

This slender three-story building has also had several famous residents.

Salute the leader of the proletariat.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

A celebration of capitalism in Midtown.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

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