blog posts Restoring a lost heritage Aug 8, 2017 9:15 am by Thomas EmersonIllinois State Archaeological Survey Share on Facebook Tweet Email Researchers, including Parkland College student Kaleb Cotter, sift through materials uncovered in excavations of native mounds in Robert Allerton Park. Photo by Joyce Seay-Knoblauch Images The Illinois State Archaeological Survey is partnering with Allerton Park staff to identify, restore, interpret and preserve mounds (probably ancient burial structures) at Robert Allerton Park. Share on Facebook Tweet Email