Green Country  is a tourism region in Oklahoma.
- The Oklahoma Renaissance Festival, 3400 W. Fern Mtn Rd. Muskogee, . 10;30-6. The Castle of Muskogee is Proud and Excited to present the 17th Annual Oklahoma Renaissance Festival, a family oriented event. Every Saturday & Sunday starting April 28 through May 28th,2012. Step back in time and enjoy the wonderment of a day in Renaissance England, right here in Oklahoma! Journey to an age of sorcerers, knights in shining armor, kings, queens, and maidens fair. Become mesmerized as magicians, jugglers, musicians, dancers, acrobats and jousters thrill and delight you. Quench your thirst and tantalize your taste buds with the wonderful varieties of drink and morsels found throughout Castleton. Stroll through the World Trade Market with over one hundred Artisans displaying 16th Century goods from around the world. Take the wee ones to the Children's Realm for games and hands-on demonstrations. $14.95.
- Tulsa. Philbrook Museum, Gilcrease Museum, Boston Ave. Methodist (art deco), Center of the Universe, Jazz Hall of Fame, Oxley Nature Center, Tulsa Zoo, Tulsa Underground, Arkansas River Pedestrian Bridge (skyline view), Woodward Park, Turkey Mountain, Oral Roberts University (Futuristic architecture, Route 66, Caines Ballroom..
- The Castle of Muskogee, 3400 Fern Mountain Road Muskogee, OK 74401 (North of Muskogee on HWY 69), ☎ 918-687-3625, . 9-5. The Castle is the home of the Oklahoma Renaissance Festival, The Halloween Festival, The Castle Christmas, The Boare's Heade Feaste, and one of the largest selection of fireworks in the state of Oklahoma.