For many years there has been no physical evidence from the time the Israelite's first entered into the Promised land. All that changed in the 1970's when Professor Adam Zertal began surveying Samaria and the Jordan valley, suddenly hundreds of sites from the early Israelite period began to be discovered. Among the houses, and buildings were a number of strangely shaped structures. At first no one knew what these structures were for, but they all have one fascinating thing in common - They are all shaped like giant footprints. Join Israeli host Aaron Lipkin and his guest Zac Waller as together they reveal the mystery of Gilgal.