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.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

The carved remains of a 200-year-old oak tree memorialize the namesake of the iconic "Wizard of Oz" character.

The giantess welcomes travelers to a small Saskatchewan town with a traditional Slavic greeting of bread and salt.

This mineral lake known for its healing powers is so buoyant it's been dubbed the "Dead Sea of Canada."

The "Paris of the Prairies" wouldn't be complete without a replica of the iconic landmark.

This partially completed dam was simply abandoned after nearly destroying the city it was built to service.

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

Two provinces and two territories touch borders deep in the middle of the wilderness.

A cozy cafe tells the remarkable story of how one man started with a little red paperclip and wound up with an entire house.

The abandoned tuberculosis sanatorium is said to be one of the most haunted places in Canada.

The most northerly active sand dunes in the world have some very rare botanical residents.

Built after the 1991 discovery of one of the world's most complete T.rex skeletons in the nearby hills.

The world's largest moose statue is located (where else?) in Canada.

The unusual lighthouse looms over waves of prairies with no sea in sight.

The face of a woman pushes its way through the earth.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

All of Chicago's wood-paved streets are long gone but two alleys remain.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

The subtle science of a master molecular gastronomist.

An antiquated German apothecary on Chicago's North Side.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

A science teacher's dream.