Cross-country Ski The Northern Unit

Cross-country Ski The Northern Unit With a great base of snow on the ground, it’s time to break out those cross-country skis and then head to the Kettle Moraine State Forest Northern Unit! The Northern Unit offers some of the best cross-country ski trails in Southeast Wisconsin, and this year will host one of the virtual sites for the world-renowned American Birkebeiner Ski Race. The Northern