You can find a map of Nevada at MapQuest.com. You can zoom in and out on the map, change it to satellite or live traffic view, or choose the options to mark lodging, restaurants and bars, travel services, shopping, activities and local services on the map.
The website allows you to search for specific businesses, sites and addresses. It marks state boundaries, major highways, smaller roads and topographic features, depending on how closely you have zoomed in and what map type you selected. The map also has a directions feature if you are looking for specific routes within or out of the state.