In Mariners Harbor, Friends of Graniteville Quarry Park and the Partnerships for Parks are marking It’s My Park Day on Saturday, MAy 19 with a guided tour through the quarry with College of Staten Island Geology Professor Alan Benimoff at 10:00am and a cleanup from 11:00am to 3:00pm.

Refreshments will be supplied by the Coca Cola Bottling Company.

Contact Kathy Romanelli at 917.805.6322, or go online for more information.