This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

A serene temple with stunning stained glass hides in downtown Dallas.

The remnants of a creative early method of wildfire prevention.

Don't blink or you'll miss it.

This sanguine boulevard was named after a deadly cowboy bar fight.

See massive fossils that are over 200 million years old in northeastern Arizona.

An antique Beechcraft airplane serves as a giant windsock for people driving through the blustery open country of eastern Wyoming.

The medieval woodcut-style artwork chronicles life in medieval London.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

This mysterious and unique painting is filled with symbolism.

William Blake claimed to have painted this gothic masterpiece after encountering this nightmarish being in a vision.

An artistic tribute to the famous singer, just around the corner from where he was born.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This downtown Dallas art installation is always on the lookout.

An iconic location along the Los Angeles River where countless movie scenes are filmed.

A lonely Gondola stuck on a traffic circle sits in a spot where it once would have floated down the Grand Canal.

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

A free library to stumble across, one of many placed worldwide if you know where to look.

The final resting place of a space program monolith.

The world-record holder for the longest bridge stretching continuously over water.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.