Arkansas State Parks Trip Ideas Filter Park Crater of Diamonds Region Northwest Southwest Central Lower Delta North Central Upper Delta Article: Park Activity Diamond Digging Hiking Mountain Biking Backpacking Boating / Marinas Climbing Fishing Geocaching Hang Gliding Horseback Riding Kayaking / Canoeing Lake Tours Motorcycling River Running Road Cycling Snorkeling / Scuba Diving Swimming Watchable Wildlife Article: Trail Type Day Hikes Backpacking Barrier Free (ADA) Mountain Biking Wilderness Horseback Riding Kayaking/Water Trails Article: Trail Difficulty Moderate Strenuous [X] Easy Author Monika Rued Matt Manos Meg Matthews Date Published May 2018 November 2017 [X] December 2016 [X] November 2016 April 2016 March 2016 1.73-Carat Diamond Found at Crater of Diamonds State Park Dec 01, 2016 ⁄ Meg Matthews Crater of Diamonds State Park is the only public diamond mine in the world. If a visitor finds a diamond its their's to keep. Recently, two guests who go to Crater of Diamonds on a regular basis found... Green Friday is Time to #OptOutside Dec 01, 2016 ⁄ Monika Rued Nov. 25 is Green Friday, an alternative to the crowds by choosing to #OptOutside and get outdoors. Arkansas State Parks has been offering Green Friday events for over seven years. 5 Fall Hiking Tips Nov 01, 2016 ⁄ Matt Manos It is hiking season in Arkansas and that brings some unique and beautiful opportunities. The leaves are changing, along with the temperatures. These cooler days can make for some great fall hiking. Beyond Mountain Biking in NWA Nov 01, 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.