Europe's largest wetland, a biosphere reserve and UNESCO site: channels, lakes, reed beds and over 300 bird species, from pelicans to egrets; visited by boat from Tulcea.
The roughly 1,100 ha Neajlov marsh in Comana Natural Park, with channels, reed beds and waterbirds, less than an hour from Bucharest; seen by small boat, rowing boat or kayak.
Romania's easternmost beach, where the Sulina branch meets the Black Sea: very fine alluvial sand, an unusually wide strip and water that stays shallow for tens of metres.