A map of Germany's western Pacific colonies as of 1910. The Mariana Trench and
Tonga-Kermadec Trenches are shown clearly as are a few seamounts. The deepest
spot on this map is now in the Mariana Trench, SE of Guam, with a depth of
9636 meters. The deepest point in the Mariana Trench is now know to be
approximately 10,915 meters.