CONCORD, N.C. -- Sunday afternoon, Johnson tangled with a "Monster" at Dover International Speedway.
On Monday, he took on a mountain.
Johnson participated in the 102.7-mile "Assault on Mt. Mitchell" cycling event, which began in Spartanburg, South Carolina, and culminated with a climb of Mt. Mitchell.
He completed the ride in six hours, 11 minutes and 24 seconds, climbing 10,203 feet in elevation.
His day began just before 5:30 a.m. ET when he boarded the team van to the event.
Then, just after 6:30 a.m. ET, it was time for the ride to begin.