Arkansas State Parks Trip Ideas Filter Park Crater of Diamonds Devil's Den Region Southwest Northwest Central Park Activity [X] Diamond Digging [X] Mountain Biking Trail Type Mountain Biking Trail Difficulty Easy Moderate Strenuous Author Arkansas State Parks Staff Meg Matthews Waymon Cox [X] Monika Rued Date Published November 2020 November 2018 [X] July 2017 [X] June 2017 May 2017 December 2016 [X] November 2016 [X] October 2016 Let’s Ride: Mountain Biking Exhibit at State Capitol Jul 2017 ⁄ Monika Rued “Let’s Ride: Mountain Biking in the State Parks of Arkansas” is a biking exhibit at the Arkansas Capitol, celebrating mountain biking in Arkansas State Parks. Crater Diamond Find: 2.78-Carat Way Out Yonder Diamond Jun 2017 ⁄ Monika Rued A couple spotted a large brown gem at Crater Diamonds State Park that turned out to be a 2.78-carat diamond. 2.65-Carat Diamond Found at Crater of Diamonds State Park Jun 2017 ⁄ Monika Rued A 25 year old woman thought she had only picked up a piece of glass at Crater of Diamonds State park, but in reality, she found out she had discovered a 2.65-carat brown diamond. Beyond Mountain Biking in NWA Nov 2016 ⁄ Monika Rued Northwest Arkansas has a lot to offer, from our mountain biking trails, excursions, parks, and conventions. Once you're done biking, stop in on one of our craft breweries or local restaurants. Arkansas State Park IMBA World Summit Bookend Rides Nov 2016 ⁄ Monika Rued Arkansas State Parks has been involved in mountain biking since the 1980s and still have a variety of rides, competitions, trails and bike shops. Visitor Finds 2.03-Carat Diamond at Crater of Diamonds State Park Oct 2016 ⁄ Monika Rued It took less than an hour for a family to discover a 2.03-carat white diamond on the side of a plowed furrow at Arkansas’s Crater of Diamonds State Park.