Yes they are. To get a map go to Downloads at the Main menu. You can then download and manage our free available maps at Free World Maps. To uninstall any map, tap the uninstall button .
Have you ever heard of Open Street Map? It’s basically the wikipedia of maps and it’s inevitably going to be the provider of the world’s best maps. “Why?” you might ask. Same reason why wikipedia is the world’s most complete encyclopedia: everyone is free to add to the Maps database. Sounds interesting? Maybe you would enjoy being a contributor; for more info check: www.openstreetmap.org