There are several good maps for Qatar and you can get them at Jarir Bookstore or straight from the Qatari government at the Center for GIS in the Urban Planning and Developement Authority building which is now over by the City Center Mall/Diplomatic Distric, Zone 61, Street 837, phone 495-5555 they also have an updated map on the web at http://www.gisqatar.org.qa/ExploreEn/. Good Luck