Fantastic!
I used to be a member of a shooting club, the range was two parallel pipe tunnels 110 yards long. There were shockwaves a bit like that when one bloke fired his Mosin Nagant M44, which also produced a bloody great flame out of the muzzle:
www.youtube.com/watch?v=BlRG-AfaDac
(
Varmint, Sat 11 Dec 2021, 22:07,
Reply)
Ah Happy Days
I guess the law had to change in the UK
But it was constant fun each weekend to watch various club members turn up and use rare and insanely powerful weaponry.
(, Mon 13 Dec 2021, 14:54, Reply)