San Antonio's first 3-D stereoscopic mural is a trippy treat for the eyes.

A health museum containing a 27’’½-foot intestine.

A museum and shop on Bourbon Street located in the French Quarter.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

The real faces of Venice beach captured on Romanesque columns.

An off-grid art installation that encourages its visitors to imagine a world without waste.

The words of the neighborhood's most famous poets adorn four concrete walls.

A 50-foot tile mural mosaic for the 100-year anniversary of the Statue of Liberty.

A cult following celebrates the legend that belies this curious podiatrists' office sign which has worked its way into song, literature, animation, and the visual arts.

The Citrus Variety Collection at UC Riverside contains two trees of each of the 1,000+ varieties of citrus.

The blinking light atop the iconic landmark has been sending secret messages for decades.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

Marta Becket's hand-painted theater in the desert.

Machinery left over from California's once thriving mercury industry now attracts artists and explorers.

California's oldest wind harp represents a historic piece of America's Danish history.

An alley covered with 20 years of bubble gum.

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

A bigger-than-life pun that has become a beacon of altruism.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

Canyon walls shrouded in ferns.