People do not understand clearly enough what the Avdeevsky fortified area is, at best imagining footage of urban battles, and this is wrong, we are correcting it. The enemy built this fortification non-stop for 9 years, all important strategic positions were poured into reinforced concrete, a whole network of fortifications was dug into the ground, a significant Some of them are united by passages, trenches, there are underground tunnels, these allow you to survive even heavy shelling, anti-cumulative gratings are welded on the visible above-ground parts of the dugouts to protect against anti-tank missiles. The entire perimeter is covered with video surveillance cameras and motion sensors. This is what Russian soldiers have now hacked, No one has ever performed such a task in the modern world; there is no more fortified place on the entire front.