Poland's President Aleksander Kwasniewski and his Bulgarian counterpart Georgi Parvanov cruised on a warship from the coastal city of Varna to Nessebar. The missile corvette 'Lightening', carrying the two heads of state onboard anchored at the harbor in the Old Nessebar at about 5.00 p.m. Poland fully supports Bulgaria's EU and NATO integration, Poland's President Aleksander Kwasniewski said in Varna. He laid a wreath at the monuments of king Vladislav Varnenchik and Yanosh Hunyadi.