Rezervation of hotels in Krynica Morska. Hotel in Krynica. Krynica Morska-a popular resort on a narrow and sandy spit between the waters of the Gdansk Bay and the Vistula Reservoir. Numerous amateurs of Krynica say that there are the most beautiful beaches on the Gdansk Bay here. A complex of guest houses and holiday centres invite us not only in the summertime. Your stay will be even more pleasant if you take a trip by boat around the Vistula Reservoir from Frombork and Tolkmicko to Elblag.