Outback Opal Hunters 7-8

The Blacklighters are hit with a double dose of disaster, busting their loader's brakes and the excavator's hydraulic arm.

Robot Dog. The Mooka Boys are at the end of their tether. Sam Mehan calls in some tech gurus to map out the treacherous parts of their underground mine with the help of “Spot” the…

The Cheal's machinery is too big for the mine; the Blacklighters take a gamble on a new claim.