Metro TransitMetro Transit serves the Twin Cities region by operating an integrated network of buses, light rail and commuter trains. Saint Paul is served by Metro Transit's bus system, which totals 123 routes and a fleet of 885 buses. Metro Transit's Hiawatha light rail line stops at 19 stations between downtown Minnesota and the Mall of America, while the Northstar commuter line runs between Big Lake and Minneapolis, with stations in Elk River, Anoka, Coon Rapids and Fridley. Metro Transit provides service at the Minneapolis/Saint Paul International Airport. Passengers can directly access the Saint Paul RiverCentre via bus. Bus base fare is $1.75 for adults and $0.75 for children ages 6 to 12; rush hour fare is $2.2…