The Bridgestone World Solar Challenge is running from October 13 to 20. /VCG Photo

A 1000W car would normally finish the journey in 50 hours, while solar vehicles are expected to use 5kW hours of stored energy, while having the rest absorbed from the sun. /VCG Photo

The teams are supposed to travel as far as they can after leaving at 5 p.m. and have to camp in the desert on a self-reliant journey, of which many participants consider a lifetime adventure. /VCG Photo

This year's competition represents the 15th journey, where competitors travel 3,000 km from Darwin to Adelaide. /VCG Photo