Every last book in this bookstore is signed by the author.

Bananas are often left for the first monkey America ever recovered alive after being launched into space.

One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

The house where John Wilkes Booth conspired with his co-conspirators.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

A monument to the art of slicing people open.

This historic-shipwreck-cum-diving-spot can still be seen poking its boiler out of the Lake Michigan waters that claimed it.

This space rock fragment is one of the only meteors to have ever struck a human.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

This ancient Roman prison is decorated with an upside-down cross not as blasphemy but as saintly tribute.

This impressive Boston holy house is the American mecca for Christian scientists.

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

The highest bridge in America was built for an almost unnervingly small amount of money.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

The former home of the hard partying literary power couple is now one of the only museums devoted to their story.

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

The highest point in Florida is still the lowest high point in the country.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.