The American Solar Challenge kicksoff! It’s a competition where you design, build and race solar-powered cars across the country. 1700-mile road trip traveling through 7 states in 8 days from Austin, TX to Minneapolis, MN. It kicks off w/ the Formula Sun Grand Prix in ATX at the Circuit of The Americas this weekend/Saturday! Powered by Austin Energy Click here for more 411. Great Family Fun time. It's free to get in too! Click here for more.