The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

The stone sculpture of an Ottoman soldier is an homage to a lost Providence landmark.

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

Slyly buy a shake in the Parker Meridien lobby.

The "Seinfeld" diner.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

In which a local geological marvel becomes a quaint roadside attraction.

The most photographed house in Maine looks good enough to eat.

A giant cement churn carries the legacy of American resilience, unity, and greed.

The largest known open fault in the United States is basically a giant natural refrigerator.

This once luxurious Catskills resort is now a haunting ruin.

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

An aptly-named street near the birthplace of the modern LGBT rights movement.

An homage to Jackie Gleason's bus-driving character from 'The Honeymooners.'

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

Surrounded by low rise buildings and partially converted into an auto body shop, this marble archway is the only vestige of a forgotten Manhattan estate.

The first piece of public art dedicated to LGBT rights.

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

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

Those belting out show tunes might not realize this piano bar marks the site where Thomas Paine died in 1809.

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

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

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