http://45.63.67.37:8080/geoserver/Troll/wms?service=WMS&version=1.1.0&request=GetMap&layers=Troll:TrollTopo&styles=&bbox=-20.02901092652655,65.49647055967664,-17.97009966008263,66.25296005490266&width=768&height=330&srs=EPSG:4326&format=application/openlayers
Slope Shade Key for the Iceland Maps
http://mt0.google.com/vt/lyrs=s&hl=en&x={x}&y={y}&z={z}&s=Ga
Change Max Zoom to 21
NOCA Radio Repeaters https://caltopo.com/m/N669