The Batería del Roldán is a 20th-century anti-aircraft fortress on Mount Roldán, 495 meters above sea level near Cartagena, Spain. Designed in 1926 and equipped in 1933 with Vickers anti-aircraft guns, the strategic battery defended the naval base during the Spanish Civil War. Declared an Asset of Cultural Interest in 1997, the site commands sweeping views over the Mediterranean coast and remains accessible for hiking and outdoor exploration, offering visitors insight into the region's military heritage and coastal defense systems.