Considering Australia conjures all kinds of scenes; from the awe-inspiring outback to cuddly koala bears, from barbecue culture to beautiful beaches that rival scenes from Home and Away. For Chinese tourists, these are just a few of the things to love about a trip to Australia.

Renowned for an insatiable appetite for luxury, within ten years China will account for 50% of global luxury purchases. But as discretion becomes the mark of distinction, who are these luxury consumers, how are their tastes evolving and what compels them to part with their cash?

With Venezuelan travellers already paying fuel levies, passenger and departure taxes just to fly, Maiquetia International Airport in Caracas is now charging for the air they breathe. The fee is to cover the cost of purifying the airport's air conditioning system with ozone.

Although air pollution is a global issue, it’s unusual to see anyone wearing a face mask outside of China. But with the invention of a smartphone sensor that warns users of dangerous level of nitrogen dioxide, could these masks become the next global fashion statement?