The archaeological site of Philippi is located west of the modern town of Krinides, on the provincial road connecting Kavala with Drama. The most important monuments in the area are the city walls, the acropolis, the theatre, the forum, Basilica A, Basilica B, and the Octagon.

The 3.5-kilometre-long walls begin at the fortified acropolis on the hilltop and surround the foot of the hill and part of the plain (first building phase: Philip II, mid-fourth century BC; second building phase: Justinian ...