Tours of the Thornton Quarry take place on the first Saturday of June and October. All guests must be 18 years old. Tickets are $20.00 per person. Proceeds benefit the Thornton Historical Society.
PLEASE NOTE: Quarry Tour Reservations are completely filled through 2022 and will not be accepted until further notice. Don't worry, you will have more chances to tour the quarry, Only the North lobe of the Quarry is closed. The Quarry still plans on being in operation for the next 75 years.
For quarry information please e-mail us at: