40 routes for walkers, runners, and hikers, with an emphasis on getting out and getting fit in your own backyard. Expert local hiking guide Alexandra Kenin offers a wide range of options, from leg stretchers overlooking the Bay Area at Tilden Regional Park to an afternoon stroll through the wineries around Jack London Square to a 6-mile hike along the slopes of Mount Diablo to spot seasonal waterfalls. Other features include:

• Trailhead locations, including public transit options
• Rated appeal for walkers, runners, or hikers
• Info for families and dog owners
• Trail distance, elevation gain, high point, amenities
• Sidebars on area history, nature, tips, and sights
• Historic trails, coastal trails, stairways, peak bagging