An abandoned stretch of highway, deteriorating next to the operational one.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

The longest continuous lava tube in Oregon.

Eclectic collection of dark and macabre antiques.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

Despite being a perfectly pleasant place to be, Loyalton can't seem to attract any visitors.

The modest home of the very immodest dancer who cost a king his crown.

The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California."

An old-timey medicine shop that once served Chinese laborers during the Gold Rush is still open for business to this day.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.