The easternmost town in Alaska can only be accessed from Canada.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

An exact replica of a colossal Olmec head sits atop a pyramid within a Madrid traffic circle.

The "first cat," "first dog," and even a presidential pygmy hippo all get their due in this museum.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

"A hideous albatross in the Hudson River Valley."

A fascinating little museum dedicated to the thousands of chemical substances concealed in our food.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

Where unreadable addresses are read, 24 hours a day, seven days a week.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A replica that won't float away.

Lured here by the promise of tens of thousands in gold, Jesse James started a quintessentially American trend of robbing trains in-motion.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

Extraordinary objects lurk in this quintessential regional museum.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

The Grand Ole Opry's big voice came from a small home in rural Virginia where she was eventually buried.

Collecting 700 years of mechanical death-dealing, the NRA's sprawling gun museum is a revealing testament to the American obsession with armament.

America's first federal monument.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

Exact replica of the ancient monument, but much, much lighter.