Mamaia beach is very nice and you can fiind every type of beaches that you need : near Casino is family beach ; in north part is party beach with animations , luxury , champagne and pools ( I recommed Puro beach , LeGaga beach , Kazebo beach ) ; in very north ( Navodari ) you can fiind hippies beach like El Comandante or Kiki beach !
The water during july and august is hot , the view ( especily the sunrise ) is fantastic !
During the night you can fiind the best parties in Europe ( better Than Ibiza)! Nice fancy clubs : LeGaga , Bellagio , Fratteli , Ego , kukaracha !!!
So visit Mamaia and enjoy parties !!More