The first cities

Highly advanced culture with towns and cities,crafts and trade, literature.

World's first four civilisations were:Harappa, Mesopotamia , Iraq ,China and Egypt.

The first cities of the Indus Valley to be excavated were

Western part built on a higher ground called

Harappan Civilization was discovered accidentally in 1856

Lower town or Middle town was in the eastern part and at the lower level.

(a)  

Which type of bricks gave strength to the buildings during Indus Valley Civilization.

Large granaries have been found at

Great Bath is at

Streets during Harappan Civilization cut each other at