In Houston's airport, a cow is properly equipped to jump over the moon.

This small stone building, the final work of a renowned artist, offers a peaceful environment with radiant, colorful glass windows .

Craggy concrete faces are hidden in the walls of this artificial cave along the San Antonio River.

Beer lover's can-covered house.

A park filled with vibrant mosaics created by more than 300 folk artists.

One man's homage to the orange as realized through a long-term folk art labor of love.

A private collection of massive steel monsters guarding a Texas pipe works.

A former electrical substation is now home to an eccentric junk art masterpiece.

These boots are made for selfies.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

A taste of Middle Earth, in the middle of the Bayou City.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

One part antique store, one part curiosities hodge-podge.

You can find America's highest suspension footbridge at Grandfather Mountain in North Carolina.

This research center for rare prosimians is studying how they sleep to help prolong human life.

This vast kitty-themed collection illustrates the history of human-cat interaction.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

This cannonball stands as a reminder of the final act of a fleeting governor amidst a revolution.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

This old-fashioned carhop restaurant gave the world the waffle cone.

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

This outsider art paradise is filled with dinosaur sculptures crafted from recycled machinery.

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