Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

In 1787, a group of delegates met at this very spot to drink, be merry, and ratify the Constitution of the United States.

A drab two-story office space in Delaware is a hidden tax haven for Hillary Clinton, Donald Trump, and over half the Fortune 500 companies.

This local gem houses the largest collection of pre-Raphaelite paintings outside of the U.K.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

A scenic fort on the harbor protected Philadelphia from an attack that never came.

This rustic old building is said to be the most photographed barn in America.

This prison-turned-museum is a remnant of the Old West's grizzly, violent past.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The first declared National Monument in the United States.

Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

Every president in history is immortalized in bronze in downtown Rapid City.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Booker T. Washington's home at the Tuskegee Institute was a gem of splendor.

Cadillac where country's first big star was found dead.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

The country music legend's grave is surrounded by Astroturf because fans kept plucking out the grass.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

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