in tucson its illegal to ride your bike on the side walk.its city code 5-2
also list tucson code that makes it illegal to sit on the sidewalk
get tucson web pages they have code on line click on police
www.ci.tucson.az.us - tucson web page - points to city code
www.municode.com - put on legal page - has city codes for all 50 states in cities that have put their codes on line