Here's another spot in the Badlands I'd recommend, been there twice and will definitely go again
https://www.riderplanet-usa.com/atv/trails/info/south_dakota_15016/ride_5cc2.htm
Sheep Mountain Table Road on AllTrails
https://www.alltrails.com/trail/us/south-dakota/sheep-mountain-table-road
This has a sign posting when you need high clearance on the trail and you can turn around. I went a ways beyond that sign until I was at an 11° sideways slant and backed out because...
Here's another spot -- in the Badlands I'd recommend, been there twice and will definitely go again
https://www.riderplanet-usa.com/atv/trails/info/south_dakota_15016/ride_5cc2.htm
There's alot to do. Going through the hills today, Mt Rushmore, Needles Hwy, Custer State Park and Wildlife Loop, and possibly Spearfish Canyon. I've always enjoyed it in the past but this year hits even better with the BS!