Summary: River. Lock 12 Historic Area in southeast York County is one of the best-preserved locks of the old Susquehanna and Tidewater Canal, a waterway system built between 1836 and 1839. Native Americans left traces of their settlement along the banks of the Susquehanna, such as steps carved into rocks that were used by tribe members as footholds for fishing. Indian
Image Dimensions: 150 x 143
Image originally found here.