- Find your location.
Go to http://maps.google.co.uk/ search on your destination and zoom in.
- Centre on the location.
Right mouse on the exact spot and choose "Center map here"
- Click on "Link to this Page".
This will display a URL something like: "http://maps.google.co.uk/maps?f=q&hl=en&geocode=&q=buckingham+palace&ie=UTF8&ll=51.500795,-0.142264&spn=0.003166,0.007231&z=17&iwloc=addr&om=1"
- Extract the coordinates.
Embedded in the URL you will see "ll=" (that is double L for Lima). Immediately following that are the coordinates, in this example 51.500795,-0.142264. The first is N (S if negative) the second is E (W if negative).