At a lodge and RV park is a collection of headwear that comes in at more than 11,300 and counting.

Home to vintage vehicles and local artifacts, this museum also houses a rare taxidermy specimen.

The northernmost international land border crossing in the United States.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

The ruins of a town wiped out by the second-largest earthquake in recorded history.

A giant poultry statue immortalizes one of Alaska's more humorous town names.

Roadside collection of 65,000 signs.

Though many were skeptical at first, these animal-specific routes across the Trans-Canada Highway have been a major conservation success.

Canada’s surprisingly controversial monument to Dwight Eisenhower.

Fossils, railroads, and waterfalls!

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

The only road through the heart of Glacier National Park.

The first declared National Monument in the United States.

This vintage train once gave new meaning to “swimming upstream.”

A cemetery housing wild west legends in South Dakota.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

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.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

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

An old saloon in the West filled with history, and according to some, a few dozen ghosts.