This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

This shallow pit was once used to send over 20,000 buffalo plummeting to their death.

The crumbling structure is a rare surviving relic of the area's bygone mining industry.

Where the English trapper who faked a First Nations identity bunked with beavers.

The intense competition of the 19th-century fur trading industry played out at this fort in Western Canada.

Locals believe the purity of this huge, untouched Arctic lake could be the salvation of human civilization.

These hellish-looking cliffs in the Canadian Arctic have been burning for centuries.

Gorgeous cave resemble a winter wonderland.

North America's first frozen mummified remains of an ice age steppe bison, the 36,000 year-old mummy named "Blue Babe."

The picturesque remains of an abandoned silver mine slope down to Tagish Lake in the Yukon.

This tiny square mile of Canadian sand was once considered the world's smallest desert.

A mad mystery man who led Canadian mounties on a 150-mile wilderness chase is still buried with his secrets intact.

This remote fort on the Yukon River is a vestige of the wild Alaska gold rush.

The northernmost international land border crossing in the United States.

A skeletal collection of former nautical mainstays.

A famed drink seasoned with an amputated toe, now on its tenth digit.

An astounding collection of medical specimens, including bits of President Lincoln.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

A larger-than-life statue of America's favorite sundae marks the place it was invented.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

Behold the rickety wooden glory of the world's oldest operating roller coaster.

The final resting place of the world's first nuclear reactor.

The large rock formation where the Shawnee prophet Tenskwatawa stood and encouraged his warriors during the Battle of Tippecanoe.