Photos and research by Dennis Agrafiotis, submitted to www.ww2wrecks.com and used by permission In June 2021, after research with my friend Mr. Panagiotis Savvidis, we located the central gallery of the main fortress of Popotlivitsa with its branches, proving that the work of opening the underground galleries of the fortress was at an advanced stage and … Continue reading Bunker Archaeology: Metaxas Line fortifications, new details emerge from Popotlivitsa fortress, by Dennis Agrafiotis