Garmin's Swim is a must-have fitness gadget for anyone who takes their swimming seriously.
If you want to use Ordnance Survey maps electronically in a device costing less than £200, check out the Dakota 20.
This rugged GPS navigator isn't cheap but it is full of features for the serious hiker.
If you want a rugged handheld GPS navigator for the great outdoors, check out the Garmin Oregon 300.
The Forerunner 405 provides a wealth of facilities to help you monitor and guide your fitness training.
Garmin shows that GPS isn't just for avoiding the congestion charge. If you're into endurance sports, you need one of these babies.