What do ziggurats tell us about ancient Sumer? Sumerians practiced organized religion.
Sumerians used bronze to make tools.
Sumerians traded with people in Egypt and India.
Sumerians used irrigation to water fields.

Can someone answer these question about vasco de gama for me: when? (when did he started his travel)from where & to where? (from where he was and then where he went to)motives? (what was his motives for traveling)accomplishments & discoveries? i will give you 15 star for answering all of these, you so much.