On June 29th - 30th 2020 Dr. Bořek Drozd visited Water Research Institute – Department of Hydrology and Riverinne Morphology (Bratislava, Slovakia). Together with the staff of visited institution and BROZ (Bratislava regional environmental society) preparation of a join LIFE project focused on the passage of the old part of the Danube and restoration of the inundation area of ​​this European river in the Slovakia has been started.