Click on the Button "WeltKarte" and you will see the world map.

You can close the World Map by clicking the red close button in the top right,

and get online help by clicking the green button in the top right

The with Config-Tool you can customize the Toolbar to show or not show this tool.

One can use the Zoom-slider to zoom in or out on the display.

The Details slider controls what size towns will be shown on the map.

You can scroll the map, by clicking on the map and dragging the map.
Cities the have at least one Guild Hall are shown with a crown symbol. Hanse Cities are shown with a Square and non-Hanse cities with a circle.
If you place you mouse cursor over the city , you will see information about Name, Number, number of game rooms and Guild Halls in that town. Clicking on a town will take you to that town.