Explain the importance of the city of Eridu in Sumerian culture. What name was often given to the city?

It was considered the very first city in the world by the Sumerian culture. It is called the City of The First Kings

The city of Eridu features prominently in Sumerian mythology, not only as the first city and home of the gods, but as the locale to which the goddess Innana traveled in order to receive the gifts of civilization which she then bestowed upon humanity from her home city of Uruk