Yeah,im not sure at why do they protect it so much with sensors,landmines and so much machines/equipements
BECAUSE;
1.why are the us,russian,japan,korea and chineese soldiers so intelligent like that
2.where did they find that discover the most powerful bomb(nuçlear warhead)which was recently called Tsar bomba.google it.IF U ARE HEARING ME RIGHT NOW,TELL EVERYBODY ON FACEBOOK TO JOIN CHATLANKA AND LETS CREATE OUR CLUB.RABBLES