Above this base layer, a set of vector map layers is usually presented. As an example can be taken the road network, selected points-of-interest etc. Particularly, the Google, Seznam.cz and similar companies frequent present the search results as a point layer that allows the user to click on specific points and see related details. C the Fig. 1 (a), we can see the search results for restaurants in Brno. We can say that particularly these vector layer are designed for interaction. There is a wide range of solutions based on the same principle. Many towns, cities organizations present overview of their properties trough the web map applications.