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

Victorian "Fancy Craft" Hair Wreaths and Relics.

This grand stone tower was dedicated to a famed American humorist almost by coincidence.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

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

Strange red rock formations that have been attributed to a higher power for hundreds of years.

There are eight natural springs around town, each with a slightly different taste.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

This super steep hike ascends 2,000 feet in less than a mile.

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

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

The largest source of fossilized insects anywhere.

The romance of early commercial flight still fills this Art Deco destination.

The tomb was guarded by soldiers from both sides of the war, and some left their initials carved in the brick.

Before Nixon, "watergate" meant canals.

A hidden passageway now marks the site of an assassination attempt on Ronald Reagan that some say broke a 140-year-old curse.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

The monument's pointy aluminum tip has been melted down by repeated lightning strikes.

The sculptor was instructed to add “stallion attributes” to the general's bronze mare.

This taxidermy horse was a Civil War hero.

Perhaps the most scandalous statue of America's first president.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

Fittingly, America's museum of architecture is itself a magnificently designed old building.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.