On Route 13. The OhioRiver Scenic Byway Visitor Center is the place to begin your Lewis and Clark Trail adventure in Illinois. For more information,
go to: ORSB-Illinois.com.
Following the Byway, visitors can drive SE from Harrisburg on highway 145 and Rt. 34 or 13 to nearby Shawneetown to Rt. 1 to Karber’s Ridge Road into Shawnee National Forest for the Garden of the Gods Wilderness Area and the Rim Rock and Pounds Hollow Recreation Areas. Garden of the Gods offers breathtaking scenic vistas that stretch to the horizon. The nearby upper Rim Rock National Recreational Trail takes visitors around and on top of rock escarpments. The lower trail leads visitors to massive bottomland hardwood trees and Ox-Lot Cave.