This nine-story building can be played like an instrument.

A set of 27 bamboo tubes creates an eerie soundscape that changes with the wind.

Controversially claiming the title of world's biggest bass drum, UT's Big Bertha was once made radioactive by the Manhattan Project.

A view-altering observatory at the University of Texas.

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

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

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

An unrealized dream to wirelessly electrify the entire Earth.

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

A mythical chimera first sculpted in 1936 as a mix of the main animals of Texas livestock.

This crumbling UFO is one of only a few remaining "moveable ski chalets" of its kind.

A small "palace" and museum made of, and devoted entirely, to salt.

Abandoned railroad tunnel is home to a colony of three million Mexican free-tail bats.

A recreated Stonehenge stands in a country field, complete with Easter Island moai heads standing as sentries.

Remembering the Alamo with a full-scale replica of the 1836 city.

This sacred cavern, 400 feet deep, is home to millions of bats and an ancient burial ground.

A mysteriously abandoned campsite in San Angelo State Park.

The end of times arrives, at least for the fish in the O.C. Fisher Reservoir.

A Texas cave network is home to some of the world's most spectacular-looking and bizarrely named mineral formations.

Baptisms in troughs and post-sermon rodeos at the world's biggest cowboy church.

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

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

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

The location of the last stand of Charles Manson's doomsday cult.