There are ancient texts and oral traditions that have been handed down for thousands of years and they begin in the same way, that a long long time ago, someone taught us how to build ancient structures, how to figure out mathematics, agriculture, and technology. At some point we had teachers, and they had far more advanced technology that our ancestors thought was divine or magic.
The archetype or goddess portrayed is the Blue Goddess. Her feminine form is most often portrayed with blue skin, barely naked, and adorned with a crown which is painted orange, gold and aqua. She, like many deities, may have multiple arms to signify being to do multiple tasks.