GREECE PELOPONNESE ARGOLIS TIRYNS ACROPOLIS

Above and below: Remains of the "Rundbau", a circular building of the Early Bronze Age (2500-2000 BC) discovered beneath the ruins of the Upper Citadel.

Below: Famous and very impressive are the corbelled-arch galleries and casemates built into the walls of Tiryns - one example of the wide variety of Mycenaean corbelled arches.