Tunnels
May 14, 2020
➤ Tunnels are artificial underground passages, especially built through a hill or under a building, road or river.
The connecting passages serve, for example, as access to special rooms or as secret escape tunnels. With the discovery of tunnels, a piece of history of building complexes can be reconstructed and treasure troves can be discovered.
Cavity Detection
Experience adventure, fascination and history: Cavity Detection with the appropriate detector goes beyond treasure hunting. Discover lost places and hidden ...
Knights Templar Treasure Hunt: Archaeological Expedition to Poland
OKM followed an expedition to Poland searching the underground near and in the church for graves of the Knights Templar. ...
Caves
Caves are naturally formed or man-made cavities in hills or cliffs and serve as excellent hiding places for valuable artifacts ...