Map application presents hundreds of geosites (geologically interesting sites) in the Czech Republic to a wide public. It includes natural geological outcrops, remains of human activities, mainly of mining origin, caves and karst phenomenon, outdoor geological exhibits, museums with geological expositions, national geoparks and excursion guides (for download in PDF). Every geosite is briefly described and accompanied by a photo, note of its protection and other references. For more special purposes the layer with thousands of other significant geological localities and links to its detailed web pages is presented. It is possible to turn on also geological map (1 : 50,000) of the Czech Republic.
The application is based on CGS own technology to display map services using ESRI API 3.x. Its functionality and design are optimized for touch devices and small displays. Geolocation support makes the application suitable for field use. Base maps - detailed topographic maps and aerial photos - are provided by the company Seznam.cz, a.s..