A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

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

A line of blue paint marks the route of the inaugural parade.

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

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

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

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

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

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

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

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

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.