Pyrgari is a mountain peak at an elevation of 1.109m (3,638ft) above the sea level, located in the North Athens regional unit, Attica, Greece.
The twisty road to the summit is asphalted but narrow in parts. An abandoned military base and some communication towers are occupying the very top of the mountain. High risk of rock slides. The peak belong to the Mount Penteli (Mount Pentelicus) range. The drive offers breathtaking views of Penteli and the city of Athens down below.
The road is pretty steep. Staring from Agiou Panteleimonos Road, the ascent is 7.6 km long. Over this distance the elevation gain is 613 meters. The average gradient is 8.06%. The area was famous for its marble, which was used for the construction of buildings on the Acropolis and other buildings of ancient Athens.