This Reg article made me chuckle:
http://www.theregister.co.uk/2008/04/24/sydney_son_et_lumiere/
http://www.theregister.co.uk/2008/04/24/sydney_son_et_lumiere/
The Register said:It would appear that back in the day, the convicts of old Parramatta used to trap eels using laser guns.