Map of Landkreis Waldshut, Baden, Germany, showing the town of Görwihl. By Hagar66 [GFDL (http://www.gnu.org/copyleft/fdl.html), CC-BY-3.0-2.5-2.0-1.0 (http://creativecommons.org/licenses/by/3.0-2.5-2.0-1.0), CC-BY-SA-3.0-2.5-2.0-1.0 (http://creativecommons.org/licenses/by-sa/3.0), CC0, Public domain, FAL or Attribution]. Available from Wikimedia Commons.
This map shows the location of Görwihl in Kreis Waldshut, Baden, Germany. My Gersbacher ancestors were from Görwihl, and then went to Niederwihl (now part of Görwihl), where my Dreier ancestors lived.