Co-ordinates
The common formats for geocaching coordinates are (degrees°, minutes', seconds"), (decimal degrees) and (degrees, decimal minutes). Different GPS tools use different formats which can be problematic! Never fear though, as here are 2 great websites to help!
Finding Coordinates
Forgotten to take the co-ordinates of that all important way point? No worries, at http://www.latlong.net/ you can simply click on a point on the map and it will give you it's coordinates. Simple!
Converting Coordinates
Need to convert between the types of coordinates? http://rechneronline.de/geo-coordinates/ is a great recourse for doing just that...
The Other side of the World!
Want to find out which geocaching location is the furthest from home? Use this map tunneling tool to help!