Trip 10 Henry Hagg Lake Loop
Trip 11 Jackson Bottom Wetlands Loop
Trip 12 Tualatin Hills Nature Park Loop
Trip 14 Northern Forest Park Loop
Trip 16 Central Forest Park Loop
Trip 17 Southern Forest Park Loop
Trip 18 Balch Creek & Wildwood Trail Loop
Trip 19 Balch Creek to Pittock Mansion
Trip 20 Audubon Sanctuary Loops
Trip 21 Marquam Nature Park Loop
Trip 22 Tryon Creek State Park Loop
Trip 25 Oxbow Regional Park: North Side
Trip 26 Oxbow Regional Park: South Side Loop
Trip 27 Sandy River Gorge Loop
Trip 28 Mount Baldy & Baskett Slough Loop
Trip 29 Ankeny National Wildlife Refuge: Rail Trail Loop
Trip 30 Lower Molalla River Trails Loop
Trip 31 Abiqua & Butte Creek Falls
Trip 32 Silver Falls State Park: Canyon Loop
Trip 33 Silver Falls State Park: Perimeter Loop
CHAPTER 4 WESTERN COLUMBIA RIVER GORGE
Trip 4 Hardy Ridge & Phlox Point
Trip 9 Gillette Lake & Greenleaf Overlook
Trip 10 Rooster Rock State Park Loop
Trip 12 Bridal Veil & Shepperds Dell Falls
Trip 15 Multnomah & Wahkeena Falls Loop
Trip 16 Larch Mountain Upper Loop
Trip 17 Larch Mountain from Multnomah Falls Loop
Trip 19 Horsetail Falls to Triple Falls Loop
