Advertising Advertising Discover the destination Prahova County Sinaia Discover the destination Câmpina Discover the destination Ploiesti Discover the destination Slănic Discover the destination Izvoarele Discover the destination Prahova County: See all cities Must see Michelin's recommendations for Prahova County Peles Castle Peles Castle Poiana Tapului 1:30 Unirea Mine Unirea Mine Slanic 2:00 Prahova Valley Prahova Valley Câmpina 4:00 Sinaia Monastery Sinaia Monastery Sinaia 0:30 Pelisor Castle Pelisor Castle Sinaia 1:00 Clock Museum Clock Museum Ploiesti