Sunday, 5/23 – Mazon Creek Area Boat Trip to Pit 11. Cost: $25/person, Children 12 or younger – $15. The first boat will leave the dock at 9:00 am. Children 9 years or younger are allowed by pre-permission. Closing date to sign up – May 8. Call Richard Rock for more information, questions and permissions… at (815) 476-7040.