When people began to travel long distances over deserts or seas, they needed a way to fix their position. Accordingly, a global grid was developed, incorporating lines of latitude and longitude.
Weblinks
National Maritime Museum
History of Navigation at Sea
Secrets of Ancient Navigation
The BBC and the Open University are not responsible for the content of external websites
Reading
Fisher D., Latitude Hooks and Azimuth Rings: How to build and use 18 traditional navigational instruments, International Marine Publishing
Larijani L.C., GPS for Everyone: How the Global Positioning System can work for you, American Interface Corporation
Sobel D., Longitude, Walker & Co.
< previous Page 2 of 2
Content last updated: 25/08/2006
