Constanta is situated in the same name County , in the south-eastern Romania. It is situated on the Black Sea coast in the lagoon area to the east, hilly in north and central, plains in south and west. Constanta has a private beach with a length of 6 km.
The northern part of the district, Mamaia, the most populated seaside tourist resort, is located on the shores of a lagoon, with a 7 km long beach, beach continues with another 6 km in the city Navodari.
Constanta is the oldest attested city in Romania. The first document dates from 657 BC the current place peninsula (under water today, Casino right) formed a Greek colony called Tomis.