Every year, researchers discover many incredible buildings that were created by people from different eras. A dungeon in the Czech Republic is one of the representatives of such buildings. This find is located near the town of Lesnov.
The length of man-made underground passages reaches more than 26 km, underground. Passing under the entire territory of the old city.
The creators of the structure lived in the Middle Ages and made a lot of effort to build such wide passages.
The ancient building excites the imaginations of many travelers, there are a large number of legends, tourists often saw ghosts, heard various musical sounds similar to the sounds of an organ.
Scientists who visited the site actually recorded a noise similar to the sound of an organ.
It is surprising that nowhere in the area is there a building in which you can place a musical instrument.
In one of the many tunnels, a luminous staircase was discovered, the analysis of the rock showed that the material from which the steps were carved was not treated with phosphorus or its analogue (Radium, Actinium)
Promotional video:
Doctors clarify that the ghosts that tourists see may be the product of the imagination and hyperventilation syndrome caused by a long stay in the catacombs.