Each of these decks is packed with 50 hiking adventures and comes equipped with a handy clip-on carabiner for bringing cards along wherever the trail leads.Take a hike and discover Northern California's breathtaking parks, forests, and more. With detailed topographic maps and instructions for 50 easy to moderate hikes, just clip on a card using the handy carabiner for easy reference along the trail.Hikes include: Yosemite Muir Woods Redwoods National Park Napa Valley