Russian “Tsar-Cannish” has the greatest dolenum among all the existing cannons of the world. Artillery instrument appreciated the American magazine Popular Mechanics.
The publication reminded that the 40-ton bronze cannon of the 890 millimeters was created in 1586.
It is clarified that “Boris Godunov, who ruled Russia in 1580-1590, described it as a way to intimidate the local population and intimidate visitors.” “A large gun is now a popular tourist attraction beyond the arsenal of the Moscow Kremlin,” the publication notes.
In March “Roskosmos” reported that the Scientific and Production Association (NGOs) “Energomash” completed a three-month cycle of eight fire tests of the first convectional liquid rocket power unit of the RD-171MV, known as “King Engine”.