http://agathe.gr/overview/the_site_before_excavation.html
The Site before Excavation The Agora lies on sloping ground northwest of the Acropolis, below and east of the extraordinarily well-preserved Doric temple of Hephaistos, popularly known as the “Theseion” ... The Site before Excavation The Agora lies on sloping ground northwest of the Acropolis, below and east of the extraordinarily well-preserved Doric temple of Hephaistos, popularly known as the “Theseion” (a). ... The so-called Stoa of the Giants and Tritons before the start of demolition in the central area of the Agora. ... In addition, as well as sharing all the logistical problems inherent in any large-scale urban excavation, the Agora site must be one of the few where a street and a railway divides the area of the excavations.