A BMW driver followed his sat-nav down a narrowing path until his car was teetering over a cliff edge !!!!!
http://uk.news.yahoo.com/5/20090325/tuk-driver-led-to-100ft-cliff-edge-by-sa-45dbed5.html
http://uk.news.yahoo.com/5/20090325/tuk-driver-led-to-100ft-cliff-edge-by-sa-45dbed5.html