Bulgaria was a class 785-OL800 Russian river cruise ship which operated in the Volga-Don basin. On 10 July 2011 Bulgaria sank in the Kuybyshev Reservoir of the Volga River near Syukeyevo Kamsko-Ustyinsky District Tatarstan Russia with 201 passengers and crew aboard when sailing from the town of Bolgar to the regional capital Kazan. The catastrophe led to 122 confirmed deaths (bodies recovered and identified).