Special forces train for subterranean combat at La Carona tunnels in Fornovo Taro, Italy, using drones without GPS

Defense News reports that multiple countries' special forces use the La Carona underground cistern-and-tunnel complex in Fornovo Taro for simulated tunnel combat training. The training environment includes drones capable of operating without GPS, alongside other tools like robot canines, to practice mapping and fighting in subterranean spaces.