Oregon's unexpected high desert, displaying layers of time in a colorful show.

Three hundred years of preserved Spanish colonial history in San Antonio.

One lonely, modern pyramid has gone from corporate think tank to deserted boondoggle.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

This historic hotel invented the chocolate brownie.

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

These pretty kitties killed and ate as many as 135 railway workers.

This shale formation along the Appalachian Trail once inspired the third president of the United States.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

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

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

The collection of signage remembers the midcentury pushback against the new neon light.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

This expansive bridge in the Canadian wilderness was originally just built for friends.

This massive Maya archaeological site is home to the tallest man-made structure in Belize.

A natural swimming hole that was once a ceremonial center for Mayan priests.

The curiosities and wonders of pharmacy in a delightful historic building.

A planet-hunting astrograph built in the 1920s to seek out the so-called "Planet X" beyond Uranus.

A replica of the flagpole that gave a frontier town its name.

This taxidermy horse was a Civil War hero.

A heroic pigeon that, through a barrage of gunfire, delivered a message that saved over 100 lives in World War I.

Perhaps the most scandalous statue of America's first president.

The most decorated dog of World War I is preserved in the Smithsonian.

The "lovely red Vega" of the legendary record-settling pilot.