Unrepaired walls from a 1920 anarchist bomb attack.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

An artist's cute bronze subway sculptures belie his violent artistic past.

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

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

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

Avoid gangster interaction while window-shopping.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.

This giant temperature attraction created some giant electric bills.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

This isolated outpost was once the only place to cross the Colorado River for hundreds of miles.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

Oldest synagogue in the United States.

The oldest still-operating tavern in the United States was once owned by a pirate.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

A giant open-air sculpture made of over 200 full-sized boats.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.