The fuction of Google Map in iPhone is similliar with that of google map search on computer. It provides google searching on most of the earth. You just choose your exact location and switch to map search, then you can find what you want online in the way of WIFI or other methods. To find or view your locations with Google Map, you can just enlarge or narrow the map with your two fingers.
Input "Beijing" and check
China Beijing
Tian'anmen Square, very clear
To enquire the distance in two places
Save the addresses you often use
Find the addresses you search recently here
You can find it if contactor has the record of map in his iPhone
