Metro Phoenix will boast thousands of classic and collector cars this month when the Barrett-Jackson and Mecum auto auctions return to Arizona.

Mecum Auctions is up first, taking place March 18-20 at State Farm Stadium in Glendale. Next is Barrett-Jackson; it’s March 20-27 at WestWorld of Scottsdale.

Some of the cars being auctioned have had well-known owners, including the late actor Paul Walker, retired pro racer Roger Penske and automotive designer Carroll Shelby.