Home to a timed geyser created by complete accident.

A massive volcanic plug is now a protected area that hosts a number of bird species.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

With its peeling paint and faded sign, this theater-turned-recycling plant is a nostalgic relic of 1950s Americana.

A remote crossroads honoring a fallen talent.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The only diamond mine in the world where you can keep what you find.

This Art Deco service station has been providing tune-ups and turning heads for close to a century.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

A diorama of the Civil War, fought by cats.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

Artifacts of whaling, with both its perils and adventure, are housed in this museum in a former candle factory.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Historic Hull Street was actually the first street with a proper name in the Boston area.

This landmark cemetery in Boston was created more than 300 years ago.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The site of Paul Revere's historic two lantern warning.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

A walk through the historic city center, under the streets of Seattle.

The elevator that makes it possible to fly American flags in bulk over the U.S. Capitol

Look closely and you’ll notice that the color changes a third of the way up the tower.

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.