 Other hill forts, such as Small Down Knoll, Solsbury Hill, Dolebury Warren and Burledge Hill, may have had a domestic purpose as well as a defensive role.The Iron Age tribes of the Somerset area were the Dobunni in north Somerset, Durotriges in south Somerset and Dumnonii in west Somerset.Iron Age sites on the Quantock Hills, include major hill forts at Dowsborough and Ruborough, as well as smaller earthwork enclosures, such as Trendle Ring, Elworthy Barrows and Plainsfield Camp.