text:  The army stood upon a hill or gentle eminence the guns from which commanded the whole plain by which alone it could be approached; and this plain was low and intersected on the right in front of Blenheim by a rivulet which flows down by a gentle descent to the Danube and in front of Oberglau by another rivulet which runs in two branches till within a few paces of the Danube; into which it also empties itself