Guide de randonnées (en anglais) - Geocaching in the UK-guide to treasure hunting with a GPS | CiceroneTopoguide (en anglais) de l'diteur Cicerone. Description fournie par l'diteur : A UK oriented guide to geocaching, an accessible, fun and family friendly outdoor activity that is rapidly growing in popularity. Primarily an introduction for newcomers, but also offering advice for veterans, the step by step guide explains all the equipment needed as well as how to identify, find and create your own geocaches.