A fixed reference framework superimposed onto the surface of an area to designate the position of a point within it. The Cartesian coordinate system and the system of latitude and longitude used on the Earth's surface are common examples.

TOP 10

1. travel guides

2. satellite navigation

3. gps

4. directions

5. route planner

6. satnav

7. atlas

8. postcodes

9. gis

10. compass

sat nav systems travel guides route planners travel resources GPS