Astronomy Picture of the Day . A Sailing Stone in Death Valley . ... 22.02.2012 . ... One of the more unusual places here on Earth occurs inside Death Valley , California , USA. There a dried lakebed named Racetrack Playa exists that is almost perfectly flat, with the odd exception of some very large stones, one of which is pictured above . ... NASA Web Site Statements, Warnings, and Disclaimers . ... Publications with keywords: Earth . Publications with words: Earth . ... Equinox Earth . ...