Some islands... they come, they go, especially on Lake Travis.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

A prison-like structure guards the remains of a notorious Old West outlaw.

This mountain tram provides stunning views while hanging from a single, steel thread.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

The house's confection-like decorations are the result of one man's painstaking work over decades.

A collection of massive stacked rocks in Texas includes a snarky note on the benefits of modern technology.

A cave's rare beauty held a cavernous secret hidden underground.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

An abandoned quicksilver mining town surrounded by the Big Bend parks.

A Prada store in the West Texas desert that is never open for business.

Not everything is bigger in Texas.

This old abandoned sign flickers to announce a motel that isn't even there.

An unusual bed & breakfast made of papercrete.

The world's largest squirrel statue clutches a pecan bigger than your head.

A magical oasis in the middle of the Negev Desert.

Civil War dumping ground for the bodies of terrorized Union sympathizers.

This beautiful grotto is one of those places where you can't believe you're just outside Austin.

Now abandoned, this East Austin school for the disabled began as the "State Colony for the Feeble-minded."

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

A collection of 100 brains preserved in jars on the UT campus.

Where serial killer Aileen Wuornos drank her last beer.