Mysterious lost empire of the Silk Road.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

The cremains of those who donated their bodies to science are buried in a tiny cemetery behind the building.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Two small markers remember the Alamo's feline protectors.

Soldiers honored the beloved Pat with a special grave.

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

An emerald-green grotto just a short trip from Austin.

Life's work of sculptor Elisabet Ney remains preserved in her last studio.

Unusual house, in an unusual neighborhood, home to some very unusual peanuts.

An exquisite grouping of structures made from 10 tons of invasive saplings.

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

A view-altering observatory at the University of Texas.

This eclectic, mosaic-clad home includes a bamboo ping-pong loft and a "Whispermaphones" intercom.

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

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

DIY collection of eclectic holdings.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

A grove of colossal man-made flowers built to collect the sun's rays.

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

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