The excavated ancient agora in Limenas is one of the largest and best-preserved ancient market squares in the northern Aegean. Sculptures, inscriptions and column bases are still visible across a broad open space that was once the commercial and civic heart of the ancient city. The scale of what remains gives a real sense of how significant Thassos was in antiquity — this was not a minor island outpost but a prosperous polis with the buildings to prove it.
A small museum nearby holds finds from the agora and the wider site: sculpture, votive offerings, architectural fragments. It is not a grand museum by any means, but the material is well chosen and the labels are in Greek and English. The agora itself is openly accessible and makes an easy first stop on any visit to Thassos Town, just a short walk from the ferry port.