This is a two-part video story from ABC News about a mom and two girls who decided to go to Death Valley on a hot summer day. On the way back, they decided to visit Death Valley's "Racetrack", and got very lost. Here are the links: Part 1 Part 2 Personally, I think it wasn't technically the GPS, as all it reports is the latitude and longitude. It more is with the maps database which can contain old and outdated information. As noted in the report, the GPS still had a road listed that was washed out.... in 1976.