ABC
http://www.abc.net.au/science/articles/2010/08/16/2982419.htm
"Scientists using Google Maps have discovered a new crater like structure in the Bayuda Desert of Sudan. If confirmed, it will be the second such discovery using the popular online mapping tool and could spawn a new generation of home-based amateur crater hunters. Assistant Professor Amelia Sparavigna from the Politecnico di Torino in Italy has detailed her discovery on the pre-press website arXiv.org."
Google Crater after (Google Earth)