 The DAI currently has offices in cities including Madrid, Rome, Istanbul, Athens, Cairo, Damascus, Baghdad, Tehran and Sana'a.The DAI's Romano-Germanic Commission (Römisch-Germanische Kommission) includes the world's largest library for prehistoric archaeology and is located in Frankfurt.Its commission for the History of Classical Antiquity is in Munich and its Commission for the Archaeology of Non-European Cultures is located in Bonn.