From the Home screen, select Applications. Select Maps. Select Layers. Select the layer. Traffic Highways will be displayed in green, yellow or red based on real-time traffic data. Satellite Maps will be displayed from a satellite view. Latitude Enables Latitude. Map will show GPS locations. If desired, select More layers. Select the layer. My Maps Displays custom maps from the Google account Wikipedia Displays location links from Wikipedia. Transit Lines Displays subway, bus and train schedules.