The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

Located in Faneuil Hall, the headquarters of the Ancient and Honorable Artillery Company of Massachusetts has stood the test of time.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

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

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

This museum honors the farming past of the “Salad Bowl of the World.”

This rare tortoise skeleton has been hanging around the downtown Los Angeles museum for over a century.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

This grand memorial remembers the 20 members of the Los Angeles Times killed when the office was bombed.

A tiny rock climber scales the headstone of a beloved director.

This forgotten Frank Lloyd Wright house is an architectural marvel at the end of a sleepy residential street.

This bank is widely believed to be the inspiration for the offices of Philip Marlowe, the hardboiled detective featured in a number of Raymond Chandler's stories.

Climb 200 stairs up the tallest lighthouse on the West Coast for an unbeatable view.

Rising out of miles of farmland, these buttes are sometimes called the world's smallest mountain range.

Each winter this underground cave forms a dazzling ice palace.

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

A large lava tube that can be walked through with no special equipment.

This Taoist temple is the oldest continuously used Chinese temple in California.

A whimsical display of massive metal sculptures made from recycled materials.

The flow from this waterfall sometimes comes out of springs below its rim.

This extraordinary project brings water from the Colorado River to Southern California.

An installation tells of the horrific 1964 tsunami that devastated Crescent City, California.

This massive redwood tree has a drive-thru tunnel carved out of its trunk.

Some believe that the artist behind this whimsical statue inserted his own likeness as a way to discreetly flip the bird.