San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

Currently housing a corporate bank branch this building at the southern tip of Manhattan was once the gateway to luxury vacationing.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

The secret city built by the Manhattan Project.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

Classy up your Big Mac with bow-tied servers and chandeliers at the world's fanciest McDonald's.

Inside this old train depot resides a multi-line model train covering western North Carolina.

Dine like an American revolutionary at Colonial Williamsburg.

The record holder for the world’s largest peach.

A Christian-themed amusement park and complex rocked by scandals.

From golden eagles to peregrine falcons, this rehabilitation and education center is a haven for birds of prey.

Dispersed across 45-acres, 39 structures house a massive collection celebrating American Folk Art.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

This remarkably simple jail went over a century without an escape.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

Back in the day everyone who was anyone played this historic western theater.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

The world’s first stop-motion film was created on the racetrack outside this building.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.