A virtual lap of Sonoma: Full of ups and downs

By Immersion Media | Published: Aug 20, 2013

Follow along on the 2.385-mile, 12-turn Sonoma Raceway, site of the GoPro Grand Prix of Sonoma this weekend. Watch the race at 4 p.m. (ET) Aug. 25 on NBC Sports Network. Thanks to Immersion Media for the video.