Fossils, railroads, and waterfalls!

In 1909, the steepest and most difficult piece of track on the Canadian Pacific Railway was replaced with a series of spiralling tunnels cut into the mountains.

With a floor made of thick glass, this observation deck offers a full view of Sunwapta Valley's mountains and rivers.

This natural wonder is disappearing at an alarming rate.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

Every fall this lake mysteriously drains, like a bathtub with the plug pulled out.

The site of a strange super top-secret military experiment during WWII on a remote Canadian lake.

Watch bison, elk, and other wild animals up close at this national park.

The last remaining location of a drive-up hot dog stand named after a local pool shark.

This Civil War monument was designed by an eccentric architect and Gettysburg veteran.

This covered bridge was used by both Union and Confederate troops during the Battle of Gettysburg in 1863.

Long before the Battle of Gettysburg occurred, dinosaurs roamed the area and left their footprints on this bridge.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

While seemingly a cruel joke, this bench actually honors an esteemed member of the community who passed away in 2006.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

The smallest covered bridge in Maryland.

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.

Coins and medals straight from the mint await visitors to this shop in the nation's capital.

D.C.'s first central library was born out of a chance encounter with the philanthropist whose name it bears.

A small token of gratitude from freezing cold journalists who were given a warm haven while covering JFK's inauguration.

A double agent hid information for the Soviet Union beneath this bridge for more than 20 years.

The last vestige of a once substantial orchard and farm in the suburbs of Northern Virginia.

These figures float and flutter in this fountain crafted by famed Swedish sculptor Carl Milles.

This eye-catching sculpture of rural life seems a bit out of place at a suburban intersection in front of a car dealership.