Concord, NC — In this 30th anniversary season of the Advance Auto Parts World of Outlaws Sprint Car Series, we take a look through the years with weekly features and pictures dating to the inaugural 1978 season. Special thanks to all of the photographers who have captured the breathtaking excitement and the eclectic characters who have made the World of Outlaws "The Greatest Show on Dirt!" Check back frequently throughout the season for new content and don't miss the WorldofOutlaws.com 30th Anniversary section.

Sarver, PA — On May 13 at Lernerville Speedway in Sarver, Pa., Jason Meyers captured his fourth Advance Auto Parts World of Outlaws Sprint Car Series victory of the season and in the process moved into the lead in the championship standings.

Knoxville, Iowa — Advance Auto Parts World of Outlaws Sprint Car Series defending champion Donny Schatz returned to the scene of his greatest triumph and earned his first win of the 2008 season when he drove his new Tony Stewart Racing Armor All machine to victory on May 3 at Knoxville Raceway. (Photos courtesy of Joe Orth)

Pevely, MO — Jason Meyers captures his third Advance Auto Parts World of Outlaws Sprint Car Series victory of the season after winning on April 5, 2008, at I-55 Raceway in Pevely, Mo.

Barberville,FL — Danny Lasoski and Tim Hancock captured victories on Sunday night at the Alltel DIRTcar Nationals.

Barberville, FL — Dave Hess Jr. in his UMP DIRTcar Modified and Jason Meyers in his Advance Auto Parts World of Outlaws Sprint Car Series machine capture the features on the fifth of 12 nights during the 37th Annual Alltel DIRTcar Nationals.

Barberville, FL — The action was intense on Friday night at the 37th Annual Alltel DIRTcar Nationals as Jared Landers earned his second consecutive UMP DIRTcar Modified victory and Craig Dollansky powered to a win on opening night of the Advance Auto Parts World of Outlaws Sprint Car Series season.

Barberville, FL — Jared Landers in his UMP DIRTcar Modified and Donny Schatz in his Advance Auto Parts World of Outlaws Sprint Car captured feature wins on Thursday night, the third of 12 consecutive nights of racing at the Alltel DIRTcar Nationals at Volusia Speedway Park.

Barberville, FL — Scott Drake (UMP DIRTcar Modifieds) and Wayne Johnson (Sprint Cars) captured their respective features during Round 2 of the Alltel DIRTcar Nationals on Wednesday, Feb. 6.

Barberville, FL — Jesse Stoval in his UMP DIRTcar Modified and Donny Schatz in his Tony Stewart Racing 410-sprint car became the first two drivers eligible to become Alltel All-Stars by fan votes at AlltelAllStar.com.