<P> By 2600 BC , Mohenjo - daro and Harappa , major cities of the Indus Valley Civilization ( in what is now Pakistan ) , were built with blocks divided by a grid of straight streets , running north - south and east - west . Each block was subdivided by small lanes . The cities and monasteries of Gandhara ( e.g. Sirkap and Taxila ) , dating from the 1st millennium BC to the 11th century AD , also had grid - based designs . Islamabad , the capital of Pakistan since 1959 , was also founded on the grid - plan of the nearby ruined city of Sirkap . </P>
<P> By 2600 BC , Mohenjo - daro and Harappa , major cities of the Indus Valley Civilization ( in what is now Pakistan ) , were built with blocks divided by a grid of straight streets , running north - south and east - west . Each block was subdivided by small lanes . The cities and monasteries of Gandhara ( e.g. Sirkap and Taxila ) , dating from the 1st millennium BC to the 11th century AD , also had grid - based designs . Islamabad , the capital of Pakistan since 1959 , was also founded on the grid - plan of the nearby ruined city of Sirkap . </P>
the road of cities in the indus valley civilization generally divided the city into
the road of cities in the indus valley civilization generally divided the city into
a grid
a grid