Cycling in Switzerland - The official site for Switzerland's nine national cycling routes

Cycling the Simplon Pass

Trento Bike Pages - a portal for bicycle touring and recreational mountain biking in Europe and the Mediterranean

Travel With Bicycles - Useful information on various rules and regulations, as well as practical tips

italiarail.com

bicycleadventureclub.org - Lucy and Randy Glover, who gave us lots of tips about flying into Geneva and the Rhone route are tour leaders with the club