Tucson, Arizona

====Public transit====
Tucson's [[Sun Tran]] bus system serves greater Tucson with standard, express, regional shuttle, and on-demand shuttle bus service. It was awarded [[American Public Transportation Association|Best Transit System]] in 1988 and 2005.<ref name="tdt-2009">{{cite press release |title = Federal Transit Administration Gives Approval to the Tucson Modern Streetcar Project |publisher = Tucson Department of Transportation |date = October 1, 2009 |url = http://dot.tucsonaz.gov/news/details.cfm?id=604 |access-date = March 12, 2010 |url-status = dead |archive-url = https://web.archive.org/web/20100527213837/http://dot.tucsonaz.gov/news/details.cfm?id=604 |archive-date = May 27, 2010 |df = mdy-all }}</ref>  A {{convert|3.9|mile|km|adj=on}} [[streetcar]] line, [[Sun Link]], connects the [[University of Arizona]] campus with 4th Avenue, downtown, and the Mercado District west of [[Interstate 10 (Arizona)|Interstate 10]] and the [[Santa Cruz River (Arizona)|Santa Cruz River]]. Ten-minute [[headway]] passenger service began July 25, 2014.<ref>{{cite news | url=https://news.azpm.org/p/bus-econ-news/2014/7/25/40393-tucson-streetcar-debuts-to-crowds-hot-weather/ | title=Tucson Streetcar Debuts to Crowds, Hot Weather | newspaper=Arizona Public Media | publisher=Arizona Board of Regents | date=July 25, 2014 | access-date=October 24, 2014 | url-status=dead | archive-url=https://web.archive.org/web/20141006111811/https://news.azpm.org/p/bus-econ-news/2014/7/25/40393-tucson-streetcar-debuts-to-crowds-hot-weather/ | archive-date=October 6, 2014}}</ref> The streetcar uses Sun Tran's card payment and transfer system, connecting with the University of Arizona's CatTran shuttles, [[Amtrak]], and [[Greyhound Lines|Greyhound]] intercity bus service. Sun Tran has been [[Free public transport|fare-free]] since the spring of 2020. Initially this change was made to limit contact between riders and drivers due to the [[COVID-19 pandemic]], but the city council voted to eliminate fares indefinitely in 2023.<ref>{{cite web |last1=Pallack |first1=Becky |title=Tucson's public transit system is now officially free to ride |url=https://azluminaria.org/2023/05/09/tucsons-public-transit-system-is-now-officially-free-to-ride-a-first-in-arizona/ |website=AZ Luminaria |access-date=January 16, 2024 |date=May 10, 2023}}</ref>