LINKEDINCOMMENTMORE

HOUSTON -- Hundreds of families braved the Houston heat and humidity to enjoy the Grand Prix of Houston on Sunday, June 29, 2014 at NRG Park. IndyCar driver Helio Castroneves won the IndyCar Series Race #2 at the stadium, where attendees were given access to an IndyCar auto expo, go-kart racing, an interview with Iditarod Mushers and demonstrations from auto professionals.

MOBILE USERS:Click here to view the slideshow on your mobile device.

Read or Share this story: http://www.khou.com/story/news/local/photos/community/2014/07/29/12656712/