Eforie Nord is a town on the Romanian seaside . It is located in Dobrogea , Romania 14 km away from Constanta . Open sea is about 3 km, is 30 m high cliff . Along the coast are numerous hotels and villas , surrounded by a green , wooded areas which gives the town an air of freshness as rarely occurs in the Black Sea . Here is a water -based recreation , sports are tennis , swimming . Besides these there are and where treatment facilities treating rheumatic diseases , peripheral nervous system diseases , movement disorders , skin problems , obesity and others . Besides the Black Sea , Eforie bordered in the south - west of Lake Techirghio l , known for its mud . In Eforie can combine business with pleasure , and do treatment , and you have fun .