Events Croatia From 10 to 17 May 2025, Rijeka will host the 45th Convention of the Federation of European Carnival Cities (FECC), bringing together delegates from more than 35 countries. This significant event, organized by the Rijeka Tourist Board, the City of Rijeka and the Croatian National Tourist Board, also marks the 30th anniversary of the membership of the Rijeka Carnival in the FECC, highlighting its international reputation.