Article Photos: 5 free things: Phoenix more than sun in the desert 9/10

This undated image provided by Audubon Arizona shows the exterior of the Nina Mason Pulliam Rio Salado Audubon Center, located a few miles south of downtown Phoenix, Ariz. The center is located in a 600-acre preserve along the Salt River and is home to at least 200 different species of birds and wildlife. It’s one of a number of free things to see and do in the Phoenix area. (AP Photo/Audubon Arizona, Bill Timmerman)