The Forge : Lemont Quarries Adventure Park is a one-of-a-kind outdoor recreation destination for people of all ages and abilities. Activities include ropes courses, ziplines & rock-climbing towers, lakes for flatwater paddling, a children's adventure zone, miles of serene trails for walking, running & mountain biking, and more. Our team is dedicated to promoting an active outdoor lifestyle through our activities, instructional and summer camp programming, music festivals, races, and other seasonal outdoor events. The Forge is the perfect place for families, teams, schools, and other groups to play, learn, and grow together.