Catalina Highway scenic, challenging land roving

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"People can start anywhere along the highway and ride as much as they want, at a speed they choose. It's not necessary to go all the way from the bottom to the top." Two words will give you a pretty good idea of how tough it is to pedal a bicycle up the Catalina Highway near Tucson: Lance Armstrong. via The Arizona Daily Star

http://www.topix.net/cycling/tour-de-france/2007/06/catalina-highway-scenic-challenging-land-roving