Historical Specifics:

June 2018. Fire crews were called to the Cavenagh Street venue, in Darwin's CBD, shortly after 1:00am.

Large flames engulfed the top floor of the two-story building and it remained alight for several hours.

It took 17 firefighters until about 4:30am to get control of the blaze, which had threatened to spread to nearby buildings.

The gun is now located at the Darwin North RSL on Batten Road, Karama NT.