Houska Castle In Hindi | दुनिया का सबसे रहस्यमयी गड्ढा

Houska Castle: Europe’s Gateway to Hell | houska castle hole
about this
In the year 1970, Soviet scientists began one of the greatest and most ambitious drilling and mining experiments in human history. In the Kola Peninsula, a drilling project started which would go on to reach farther down into the Earth’s crust than any other in history, setting a Guinness World record that still stands today.
#HouskaCastle #anotherworld #Paralleluniverse #houskacastlepit

[@hemantdheeman5176]

Mast

[@user-bk4dh8wo8o]

Good job. Carry on

[@sjsj1122]

Short and beautifully explained