Museum dedicated to the art of cutting and polishing stones.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

The legacy of an unsolved, gruesome murder rests beneath the spans of this historic bridge.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

One of the first historical sites of an alternative universe was installed in the town of Paris, Illinois—which is now home to an annual spelling bee of Kcymaerxthaereal words.

A six-story-tall golden pyramid, surrounded by a moat.

A monument to the art of slicing people open.

This sculpture garden in Death Valley makes you feel like you've slipped into some alternate reality.

Opened as part of the New Deal, the training facility now features World War II-era structures and a pylon that once stood at the World Trade Center.

The final resting place of the songwriter who penned “Take Me Out To The Ball Game."

A huge collection of rocks, gems, and crystals.

A middle school sports field that many believe was the true location of the first successful powered flight - and not by the Wright Brothers.

The simple auditorium that launched a pop icon's career into the stratosphere.

The oldest continuously operating Catholic school west of the Mississippi.

With statues of Nelson Mandela and Harvey Milk this monument has been called the Mount Rushmore of California.

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

This monster board rode a monster wave to break two world records.

The huge granite obelisk that towers over a small California town.

The world’s largest concentrated solar plant generates as many problems as megawatts.

A fleet of automotive automatons sleep in this otherwise unremarkable urban garage.

An informal walk of fame in front of a Hollywood office building remembers a comedic great and his associates.

A simple plaque remembers a California island massacre that claimed more than 100 lives.

A commonwealth favorite in the heart of Pasadena.