[John]

A map of a route from John O'Groats
Justgiving - John O'groats to Lands End Bike Ride

And another (click on the route line for the route section by section)
John O'Groats to Lands End 2004 - Graham & Ben Brodie

Here is a trip report doing it in reverse.
Trip Report: Cycling Lands End to John O'Groats

And another.
Land's End to John O'Groats Cycle Tour Summer 2006

And another
Lands End to John O'Groats by Cycle Route Data
Lands End to John O'Groats by Cycle Home Page

And another
Land's End to John O'Groats

That will do to be going on with.

John