Lister suggests getting a second gunman to shoot from behind a nearby grassy knoll. Livermore originally had a Boot Hill called the Old Knoll Cemetery. Many presume the "French gunman grassy knoll" was Lucien Sarti, and William Harvey. My father was not killed from a grassy knoll. Rivele claimed Sarti fired the fatal shot from Dealey Plaza's "grassy knoll". Much of the area is accessible by visitors, including the park and grassy knoll. Some players nicknamed it "The Grassy Knoll". Thirty-three (31.7%) thought that they came from either the grassy knoll or the triple underpass. The castle is sited on a small isolated knoll, about high. There is a Martello tower at Saint Helena that was incorporated into High Knoll Fort. He is buried at Chief's Knoll on Fort Sill. A hummock is a small knoll or mound above ground. Barrows on Goffers Knoll and Therfield Heath are evidence of prehistoric settlement. Sunstone is also found in Pleistocene basalt flows at Sunstone Knoll in Millard County, Utah. This brought all of Breuer's design into the Knoll catalog.