<Li> The Megalithic Temples of Malta, 3600 BC </Li> <Li> Knap of Howar and Skara Brae, Orkney, Scotland, from 3500 BC and 3100 BC respectively </Li> <Li> Brú na Bóinne in Ireland, c. 3500 BC </Li> <Li> Lough Gur in Ireland from around 3000 BC </Li>

Çatalhöyük was a particularly significant place in prehistory because it represented an early what