Friday’s Column: Supplemental Strength Brent Pollard Death Valley. The very name is foreboding. Yet, Death Valley is the home to an extraordinary phenomenon known as “sailing rocks.” On the border of California and Nevada, there is a section of the Death Valley National Park called the Racetrack Playa. It is a dry riverbed. Why is […]

via Sailing Stones  — Preachers Pollard’s Blog