An abandoned mine where dreams of quicksilver trickled away over 75 years ago.

The 19th-century ruins hide deep in an overgrown forest.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

The Old Mill shown in the opening credits of “Gone With the Wind” is actually fairly new, and was never a mill at all.

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

Minimalist modern art on a repurposed military base in rural Texas.

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

On a dusty county road sit the ruins of a ghost town's abandoned church.

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

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

This underwater old Texas hill town only resurfaces during harsh drought.

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

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

A small island hides in plain sight on Austin's Lady Bird Lake.

A view-altering observatory at the University of Texas.

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

DIY collection of eclectic holdings.