Urban Trails: East Bay offers 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 Alexandra Kenin is the founder of Urban Hiker SF, a hiking tour company that helps people explore the stairways, hills, hiking trails, and history of the San Francisco Bay Area. She is also the author of Urban Trails: San Francisco (Mountaineers Books, 2016). Visit her online at UrbanHikerSF.com or on Instagram, Facebook and Twitter @urbanhikersf.