Four Rivers Environmental Education Center Four Rivers Environmental Education Center Rental Deposit: 50% of fee 4 Hour Rental: $1,000/weekday, $1,200/evening/weekend Full Day Rental: $2,000/weekday, $2,200/evening/weekend Illinois River Grand Hall Rental Deposit: 50% of fee 4 Hour Rental: $575/weekday, $650/evening/weekend Full Day Rental: $1,000/weekday, $1,200/evening/weekend Classroom Rental Deposit: 50% of fee 4 Hour Rental: $200/weekday, $225/evening/weekend Full Day Rental: $375/weekday, $400/evening/weekend Four Rivers Shelter Rental Deposit: 100% of fee (Will County Residents) or 50% of fee (Non-Residents) 4 Hour Rental: $300 (Will County Residents) or $600 (Non-Residents) Full Day Rental: $300 (Will County Residents) or $600 (Non-Residents) Isle a la Cache Museum Museum Meeting Room Rental Deposit: $50 4 Hour Rental: $100 Full Day Rental: $200 Trader's Cabin Rental Deposit: $50 4 Hour Rental: $50 Full Day Rental: $100 Amphitheater Rental Deposit: $50 Full Day Rental: $50 Lake Renwick Heron Rookery Visitor Center Turtle Lake Access Amphitheater Rental Deposit: $50 Full Day Rental: $50 Monee Reservoir Great Room Rental Deposit: $50 4 Hour Rental: $50 Full Day Rental: $100 Amphitheater Rental Deposit: $50 Full Day Rental: $50 Plum Creek Nature Center Meeting Room Rental Deposit: $50 4 Hour Rental: $150 Full Day Rental: $300 Sugar Creek Administration Center Meeting Room Rental Deposit: $50 4 Hour Rental: $150 Full Day Rental: $300