Millo

The Millo was a structure in Jerusalem referred to in the Hebrew Bible, first mentioned as being part of the city of David in 2 Samuel 5:9 and the corresponding passage in the Books of Kings and later in the Books of Chronicles. However it previously seems to have been a rampart built by the Jebusites prior to Jerusalem's being conquered by the Israelites. The texts also describe the Millo built b... (Wikipedia)