Based on Nina Edlund‘s (http://whirligigagogo.wordpress.com/) Ron Swanson design, from Parks & Recs’.
Additional resolutions
http://www.slid3.com/3D/NinaEdlund_RonSwanson_2560.jpg
http://www.slid3.com/3D/NinaEdlund_RonSwanson_1920.jpg
http://www.slid3.com/3D/NinaEdlund_RonSwanson_1280.jpg