Trail 413 basically serves as the exit for 411b. Otherwise, it is a poorly marked trail with confusing directions on the official Stony Lonesome map. Just follow the track to get from 411b to the main trail. 413 is just a dirt path that can be overgrown.
Stony Lonesome OHV Park is a private offroad park near Cullman, Alabama. The park is open Friday through Sunday. Riders must check in at the office near the start of the Main Access Road and check out at the end of the day to notify staff that you are no longer in the park.
Stony Lonesome offers several onsite accommodations, including tent campsites, RV campsites with full hookups, cabin rentals, and other unit rentals. Visit their website for further details.
Cullman, a 21-minute drive northeast, has the closest hotels.