Liptovská Mara is a waterworks in central Liptov in Slovakia, near Liptovský Mikuláš. It is part of the Vážská cascade dam system. The work was built in 1969-1975. During construction, 13 villages were flooded, 12 of them completely (Čemice, Demčín, Liptovská Mara, Liptovská Sielnica (original), Nižné Dechtáre, Paludza, Parížovce, Ráztoky, Sestrč, Sokolče, Vrbie, Vyšné Dechtáre), Liptovský Trnovec and Bukovina. A total of 940 families were resettled, representing more than 4,000 inhabitants. Source: Wikipedia