Over the last few years, NASCAR has been experimenting with the schedule in multiple ways. Could Rockingham Speedway make a comeback? The Rock hasn’t hosted a Cup Series race in 20 years, but some are hoping it has a North Wilkesboro-esque return. Right now, the only touring series that races at Rockingham Speedway is the SMART Modified Tour. However, the history of The Rock is much bigger than that. All three NASCAR national series have raced there in the past, ARCA, K&N, and other series. The facility has undergone a lot of changes in recent years. As part of the same bill that allocated mon…