HRT organised the Dora contest to select the Croatian entry to the Eurovision Song Contest 2010 , which will be held in Oslo , Norway from 25 to 29 May 2010 . The 18th edition of Dora was held in the Crystal Hall of the Kvarner Hotel in Opatija on 5 and 6 March , where a total of 24 songs competed in the televised semi-final and final . Before this two preview shows of the semi-final songs , '' Ususret dori '' were broadcast on 11 and 12 February
Eurovision Song Contest 2010
Eurovision Song Contest 2010
Croatia in the Eurovision Song Contest 2010