Citadel of Gla the mysterious structure of ancient Bronze Age

This preprint presents a systems engineering analysis of the Mycenaean citadel of Gla, Boeotia, Greece, proposing that the site functioned as an operational control centre for the Bronze Age Lake Copais hydraulic drainage system. The paper extends the identification proposed by Scranton (Archaeology journal) with dimensional analysis and new archaeological evidence from the 2019 excavation season