Due to the global epidemiological situation was the traditional Esri UC held virtually during the days 13.-16.7.2020. More than 86,000 registered users had the possibility to attend cca 500 technical workshops and demonstrations of GIS usage. The Czech Geological Survey has been selected for publication in the prestigious selection of GIS applications (so called Map Bok) with the last year’s presentation of the geoscientific map apps for mobile devices.