The Danube Delta is one of Romania's top holiday destinations, featuring over 2,200 square miles of rivers, lakes, marshes and reed islands formed where the Danube River empties into the Black Sea. It is a paradise for wildlife enthusiasts and bird watchers. The mighty Danube River flows through several European countries before reaching the Black Sea and forming this large delta, which is the second largest in Europe and well preserved. Other popular destinations in Romania are also mentioned.