This shallow unit is one of the four squares being excavated in the park. Students Sarah Pickman, Caitlin Wylie and Dana Snitzky use trowels to dig through the topsoil, while Teacher's Assistant Mary Leighton and student Darian Gier sift through buckets of dirt for artifacts. (Rebecca Graff)

Raiders of the Lost Park

This shallow unit is one of the four squares being excavated in the park. Students Sarah Pickman, Caitlin Wylie and Dana Snitzky use trowels to dig through the topsoil, while Teacher's Assistant Mary Leighton and student Darian Gier sift through buckets of dirt for artifacts.

Credit: Rebecca Graff