Random thought re: the fingerless gloves... Mountain bikers wear fingerless gloves and Devils Den State Park is "considered the home of Arkansas mountain biking". (per link).
The Monument Trails are world-class mountain biking destinations within Arkansas State Parks, that showcase natural iconic beauty, innovation and sustainability. These multi-use trails offer enduring outdoor experiences to trail riders of all skill levels, with an adventure-minded approach that...
www.arkansasstateparks.com
That said the rest of the outfit (black pants, baseball hat) doesn't sound like mountain biking gear. And no bike rack on the back of the car that we've heard of... Ok back to thinking.
ETA image of cycling gloves