It is an archaeological and historical site found about 9 km west - south-west from Ploieşti City, comprising a complex of monuments (settlements and cemeteries) starting from the Upper Palaeolithic, continuing with the insignificant hiatuses, up to the 18th century. The archaeological researches began in 1956 and revealed settlements from the Upper Palaeolithic, the Neolithic (the Criş culture, the Linear Pottery culture, the Boian and Gumelniţa cultures), the Bronze Age (Tei, Monteoru cultures), the Iron Age (Hallstatt, la Tène), a Roman camp with its thermae, from the 2nd - 3rd centuries. The princely residence is documented as early as during the reign of Prince Mirce...a the Old, the mediaeval town around the Princely Court; cemeteries from the 3rd - 4th centuries AD (Sântâna de Mureş type) and a mediaeval one. The storehouse of the archaeological park base shelters materials uncovered by excavations: pottery, construction materials from the Roman camp and thermae, from the mediaeval edifices, small metal, bone and horn artefacts from various sites under various stages of research.