Foley-Balmer Natural Area 
9520 SW Lancaster
Portland, OR 97219
503-823-PLAY
http://www.portlandonline.com/parks/finder/index.cfm?action=ViewPark&PropertyID=1198
Park: Picnic, Walk
The natural area includes both meadows and forested areas with a footbridge crossing Tryon Creek and walking paths. Many plantings of native vegetation have occurred since its purchase.