A tiny piece of the Moon is embedded in this stained glass masterpiece.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

The ill-fated plan to reroute the Mississippi so that Union ships could bypass Confederate fortifications on the river bend.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

A giant bug impaled on a 75-foot-tall needle.

The restored and active Victorian-era final resting place of San Francisco.

A walk through the historic city center, under the streets of Seattle.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

A haunting, yet lovingly hand-hewn potters' field full of graves that flood with each heavy rain.

The state's oldest continuously operating museum houses more than 5,000 Civil War artifacts.

New Orleans' famous cemetery, located on the site of a former race track.

Red frames showcase remnants of one of New York's original subway stations.

Hidden in one of New York's oldest subway stations is the final remnant of the site of the bizarre Shakespeare Riots.

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

Stroll through a wonderland of stupendous moss-covered trees.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

Currently housing a corporate bank branch this building at the southern tip of Manhattan was once the gateway to luxury vacationing.

Twice a day one of these tragic bronze mariners drowns with the tide to remember all those the sea has taken.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

Commemorating the spot where the famous scientist fed his pigeons.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.