The line color and thickness for the boundary lines around Baden-Württemberg can be customized so that they are visible. If you right click on your map, there is an option for customize. Within customize, you can select an element from the left hand side and choose what to customize.
To see the points, the points can be made larger or the transparency of the background map can be changed. To make the points larger, right click on the map and go to graph>marker size. To change the transparency of the background map, right click on the map and go to customize, then select the background map. Zooming can be done using the zoom tool on the toolbar or by adjusting the axis.
To create a map of only Baden-Württemberg, would require the shape file for just this area. Here is the link for creating custom maps.
-Olivia