This quirky underground town in the heart of the desert is surrounded by gems worth millions and is home to 2000 people ...

The most affordable postcode has a median that is less than the price of a luxury car, but this – and others on the budget-friendly list – are anything but ordinary.

Coober Pedy is at the centre of Australia's opal mining industry. Now the town, where 60% of its residents live underground, is becoming a leader in sustainable living. Video by Clare Richardson ...

Located in Australia lies a quirky underground town in the heart of the desert that is surrounded by gems worth millions. Known as the "Opal Capital of the World" Coober Pedy is a town and mining ...