Sneaking into abandoned places is always the high-adrenaline idea. Especially if those places have the story, in this case- really strong one! Place and details you will see in these photos are from the richest coal deposit in South Serbia, near Aleksinac.
This brings back a story about big accident that happened 28 years ago, caused by the big methane explosion at the depth of 700 meters. . boredpanda.com