Chickies Rock, Breezywood Overlook Parking Area off of RT#441 north of Columbia. Take a 1.5 mile hike with Naturalist Mary Ann Schlegel and York County Parks Program Coordinator Jeri Jones and discover the remarkable geology of Chickies Rock. Natural history of the Susquehanna River and the life of the world-famous naturalist Samuel Haldeman will also be discussed. Wear shoes appropriate for a steep rocky hike from Breezyview down to the floodplain. Participants will be shuttled back to their cars at the end. Adults must accompany minors. Please register by noon on Friday, October 14 at (717) 295-2055.