it all begin in the south India,mohenjo Daro in 2600 B.C and1900 B.C the river was the indues
the houses back then in the indues river civilization had access to the river and get water but also had drain for waste
the restrooms to drain the water
they had different bath to relax and talk to your friends and can enjoy the water and drinking wine only special people would be there like the king
the seals were us to do some trading good whit other countries they would be made on ceramics or the clay tags used the seals the rope around bundles of goods.
farmers brought food into the cities .city workers made such things as pots beads and cotton cloth traders brought the materials workers needed and took away finished goods to trade to goods to trade in other cities