Washington, DC; just under 3 miles (just over 4.5 kilometers). I take the bus, about 30 minutes door to door, or (about three times a week) walk, roughly an hou

Washington, DC; just under 3 miles (just over 4.5 kilometers). I take the bus, about 30 minutes door to door, or (about three times a week) walk, roughly an hour depending on the route.