Placer county
Hundreds of square miles of national forests and other public lands make Placer County a DogTrekker hotspot. Highway 49 runs south from Auburn, the county seat, to access 35,000-acre Auburn State Recreation Area hugging two forks of the American River. Hidden Falls Regional Park is delightful in fall even if the falls aren’t running, while at Cronan Ranch Regional Trails Park, you can hike to the river and watch the whitewater rafters go by. Read more.