Webb Bridge Park 
4780 Webb Bridge Rd.
Alpharetta, GA 30005
678-297-6100
http://www.alpharetta.ga.us/government/departments/recreation-parks/facilities/park-facilities-detail/webb-bridge-park
Park: Hike, Picnic, Playground, Walk
A nice long walking trail through the woods, that is site for many high school cross country races. Also, 3 soccer fields, 4 baseball fields, 4 tennis courts, concession stands, picnic pavilion, Webb Zone Playground.