A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.

Inside this shop, visitors are treated to a unique blend of natural history and art.

This super steep hike ascends 2,000 feet in less than a mile.

These aggressively sustainable art homes look like something out of 1970's science fiction.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

This naturally-sourced hot spring is now home to a clothing-optional resort.

Community owned and operated, this property is home to a diverse set of nudists.

A popular swimming hole that hides one of America's most deadly diving spots.

Turning night into day in Victorian-era Austin to thwart a serial killer.

This eclectic Austin curiosity shop is home to all things strange and unusual.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

A Texas-sized particle collider that was abandoned due to its Texas-sized budget.

The largest land animal skull ever discovered.

A starship has landed in Texas, a welcome break for weary travelers from a drab stretch of I-35.

A "Texanic" (gigantic Texas) collection of Art Deco architecture at Dallas' historic Fair Park.

Victorian-era Egyptomania left its mark on this Nashville landmark.

Dinosaurs invade a suburban Nashville neighborhood.

A suspended garden, now gone, once hung in the middle of this abandoned church.

Hidden on two floors of downtown building, the library has an incredible deal on rent.

This humble star-gazing center touts itself as the "Birthplace of American Astronomy."

An art deco ice cream shop covered in vintage train station tiles.

This collection of Japanese luck idols beckons visitors with over 2,000 waving paws.

A wonderful and easily overlooked museum tucked in Ohio's Burke Lakefront Airport.

Unique collection containing a wide and curious range of contraceptive items.