For more detail on creating road segments, see the global Creating and editing road segments page.
Create a Place
Hover over this 
button to show Place categories. Choose one and click on the map to add it. This will add a point place. Use the left pane to change it to an area and to change other information about the place. For an area place, use geometry nodes of the place to change its shape.
More information about Places can found in the Dutch Places page.