The memory of Professor Benjamin Cohen was honored by Geodesy Faculty members (University of Architecture, Civil Engineering and Geodesy, Bulgaria) and representatives of the Bulgarian cartographic community. Special memorial plaque was presented in the Department of Photogrammetry and Cartography. The tribute to Professor Cohen was supported by a presentation of his life story and work achievements. Many members of the cartography and geodesy communities shared their memories and expressed gratitude to the remarkable scientist. Professor’s Cohen family attended the event and invited the guests on a memorial cocktail.