1. A world map where you can enter latitude and longitude and 2.a map where you can index two places with place names, and 3. a compass map that match the actual direction with the map.The map is determined to be north on the top, but if you are not facing north, pressing the north button, this compass map will rotate the map.
This app also has internet and storage device, so please enjoy after returning from the trip, it may be a good idea to look back on the locals with this app again. The trick is to make the screen a little bit bigger with one finger double touch. If you have a big screen like an iPad, you can enjoy more powerful scenes.