Some of the most important Pre-harappan sites are Amri,Kot Diji,Gumla and Mehrgarh.Amri is a small village west of Indus in the Dadu district and nearly 100 miles south of Mohenjo-Daro.Here well planned houses have been discovered.They are of two types - in the first the houses are rectangular of various sizes with doors and mud floors.The mud walls had supporting wooden posts with possibly thatched roofs.Houses of the second type are internally divided into small cells and seem to be for storage and refuse purposes.There were wheel made pottery with different shapes and sizes and also designs and decorations.Burials in huge jars have been practised at that time.Kot Diji is situated in Khairpur division of West Pakistan.The excavations have revealed the features of pre-Harappan settlement.The city has defensive walls,well-aligned streets and houses,large communal fireplaces and highly sophisticated wheel made pottery,tools and weapons of stone and copper and bronze,terracotta toys,figurines.The planning can be seen in the art and crafts.
