Many of us read the book or saw the movie Wild and were inspired by Cheryl Strayed's trek along the 2,600+ mile Pacific Crest Trail . Hiking the PCT is a massive accomplishment and not surprisingly, it takes most people five months to complete. But, in case you don't have that sort of time right now, not to worry—there are plenty of adventures to embark upon a little closer to home. In fact, there are four 500+-mile-long trails that pass right through San Francisco. Each of these covers at least 10 miles in the city—and has plenty more mileage just outside city limits Here's a list of these epic trails ordered from shortest to longe st . Heron's Head Park on the California Coastal Trail 1. Bay Trail The Bay Trail will be 500 miles long when completed, extending as far north as Napa and as far south as Milpitas. In San Francisco, the route traces the bay from Candlestick Point State Recreation Area to the Golden Gate Bridge...