The 10‑day fortress tour, led by Dr. Hans‑Rudolf Neumann, included fortress monuments in Rome and the Lazio province, among them sections of the Campo Trincerato fortress ring in Rome, Castel Sant’Angelo, Vatican City, Vejano, Ostia, Nettuno, Civita Castellana, and Monte Soratte. The widely acclaimed pilot trip offered international participants a profound insight into the region’s…