If you don't know the area well it's great for dealing with getting lost or having to route around accidents; and it's much easier to stick it on the dash before you leave.
Did you ever see history portrayed as an old man with a wise brow and pulseless heart, waging all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius