- Location: Mount Diablo State Park
- Route: From Regency Gate, take Donner Canyon Road to Hetherington Loop Trail, and return
- Mileage: 1.2 miles
- Difficulty Level: Easy, wide fire road
- Description: This was just a lazy fall stroll, down to my favorite Buckeye just off Donner Canyon Road.
- Trail Map: MDIA
- Trailhead and Parking:
Donner Canyon Road
Mount Diablo State Park