23. Horseshoe Lake loop.
An easy path leads to and around a tranquil spring-fed reservoir, ideal for bird-watching.
WHERE: Skyline Ridge O.S.P., west side State 35, 1 mile south of Page Mill Rd. and 5 1/2 miles north of State 9 (park in north lot).
DISTANCE: 1 mile.
DIFFICULTY: Easy.

24. Ridge Trail to Alpine Pond.
Take the scenic route to Alpine Pond and the adjacent Daniels Nature Center (open weekends Mar–Nov, noon–5).
WHERE: Skyline Ridge O.S.P., west side State 35, 1 mile south of Page Mill Rd. and 5 1/2 miles north of State 9 (park in north lot).
DISTANCE: 3 1/4 miles.
DIFFICULTY: Easy to moderate.

Long Ridge Open Space Preserve and Upper Stevens Creek County Park

25. Peters Creek Loop Trail and Long Ridge Road.
Follow Peters Creek past ferns and moss-covered boulders, then climb to Long Ridge's ridgeline.
WHERE: Long Ridge O.S.P., west side State 35, 3 miles north of State 9 and 3 miles south of Page Mill Rd.
DISTANCE: 4 1/2 miles.
DIFFICULTY: Moderate.

26. Grizzly Flat Trail.
The trail leads to the bubbling waters of Stevens Creek, where picnic sites abound in the shade of Douglas firs and big-leaf maples.
WHERE:Upper Stevens Creek County Park, east side State 35, 3 1/4 miles north of State 9 and 3 miles south of Page Mill Rd.
DISTANCE: 4 miles.
DIFFICULTY: Moderate.