This modern French ossuary contains the jumbled bones of 130,000 WWI soldiers.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

Stairs often replace streets on the steep slopes of this old mining town.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

A motel dedicated to Southwestern nostalgia.

America's only nuclear missile silo open to the public.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A reproduction of earth's many biomes.

A museum and tribute to a brave profession.

Once a year, at exactly 11:11 a.m., this monument comes to life.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

This house was largely built out of hundreds of thousands of discarded glass embalming fluid bottles.

Cascading outward, this waterfall creates the appearance of a flowing veil.

A hiking area billed as a possible home to Bigfoot.

The "Crow Boat" of Kootenay Lake, sold for a dollar and now on display as "the world's oldest intact passenger sternwheeler."

A sacred lake composed of over 300 separate pools of highly concentrated minerals.