The 110-acre Riparian Preserve at Water Ranch is located at 2757 E. Guadalupe Road east of Greenfield Road, next to the Southeast Regional Library in Gilbert, Arizona. The Riparian Preserve is home to thousands of migratory birds and is an oasis in the hot southwest desert of the Salt River Valley. The image shows the Gilbert Rotary Centennial Observatory which is open for public viewings every Friday and Saturday.