How were the cities in harrapan civilizaton unique?

The cities of the Harappan civilization, also known as the Indus Valley Civilization, were unique for their advanced urban planning and architecture. They featured a grid layout with well-defined streets, sophisticated drainage systems, and public baths, indicating a high level of civic organization and sanitation. Additionally, the use of standardized fired brick for construction and uniform weights and measures across cities suggests a centralized approach to trade and governance. These attributes reflect a highly developed society that prioritized functionality and hygiene in urban living.