Personal Locator Beacons

[slang]

For the Mountain Trial this would be brilliant, you'd be able to see all your great route choices and compare them with others

RouteGadget is a nice web app for entering and comparing routes. It's taken off big time within orienteering during the last year.

As an example here are the routes from Capricorn 2007 Day 1. You need to select a course, and one or more competitors with a star by their name then click on 'View routes'.