To find out more about the Road Trip with Lewis & Clark art contest or the drop-in workshop you can check out the contest page on the Lewis & Clark Interpretive Center website, e-mail SOlson@SiouxCityLCIC.com, call (712)224-5242, or ask in person at the Lewis & Clark Interpretive Center at 900 Larsen Park Road in Sioux City, along the Missouri riverfront.