Arkansas State Parks Trip Ideas Filter Park Crater of Diamonds Devil's Den Historic Washington State Park Region Southwest Northwest Park Activity Diamond Digging Hiking Watchable Wildlife Trail Type Trail Difficulty Author Meg Matthews Kelly Farrell Leita Spears [X] Monika Rued Date Published September 2020 April 2020 March 2020 January 2019 November 2018 [X] September 2018 [X] March 2018 November 2017 October 2017 September 2017 July 2017 June 2017 [X] May 2017 January 2017 December 2016 November 2016 October 2016 August 2016 Devil's Den State Park Visitor Gallery Sep 2018 ⁄ Monika Rued We love singing the praises of Devil's Den State Park but don't just take our word for it. Check out our visitor gallery and tag Devil's Den State Park or use #ARstateparks to share your pics and videos. 50th Annual Jonquil Festival at Historic Washington State Park Mar 2018 ⁄ Monika Rued Join us at Historic Washington State Park for the 50th Anniversary Jonquil Festival. Enjoy classic activities like craft and food vendors, the parade and fish fry. Teen Finds 7.44-Carat Diamond at Arkansas’s Crater of Diamonds State Park May 2017 ⁄ Monika Rued An Arkansas teen found a 7.44-carat diamond at Crater of Diamond State Park after only searching for 30 minutes. It is the 7th-largest diamond found at the parks since 1972.