Geological Map Server
CGS Map server provides access to a broad variety of data and information, which are collected and processed by the Czech Geological Survey, as stipulated by law. Data (especially primary map documents, applied data, and information regarding geological structure of the Czech Republic) is being continuously updated. Map applications are being progressively upgraded from the former ArcIMS version to ArcGIS Server platform.
Below you can find a thematic overview of CGS map applications. You can also display an alphabetical list of map applications, which also includes map applications that work with static data.
You can also download some of the CGS data sets via different types of download services.
http://www.geology.cz/extranet-eng/maps/online/map-applications