San Francisco features an expansive grid of scenic rolling streets, winding roads and tree-lined avenues, but there is one thoroughfare that defines The City. Running diagonally through the heart of San Francisco, Market Street stretches roughly 4½ miles from San Francisco Bay to the hills of Twin Peaks. Transit lines carry 100,000 riders daily along the artery, and on a typical weekday, 250,000 pedestrians walk on its streets and thousands of cyclists use its bike lanes. Read More