Where+is+that+information+going+on+that+map?

Where’s that information going on that map? For each of the maps that you are about to be shown, describe the following:
 * Title of map || What information is it trying to show || Why might this information be useful? Anything unusual about this map? ||
 * [|azimuthal equidistant projection] ||  ||   ||
 * [|London Tube] ||  ||   ||
 *  [|Interstate Highway System] ||  ||   ||
 * [|The Secret Spaces of San Francisco] ||  ||   ||