When was the first gold mine invented?

Who incurs Helios wrath? What does the word olden mean? What is the synonym used for mohenjodaro? What are 4 cradles of civilization? How did earlier South American civilizations influence the Inca empire? What was discovered in Brazil that made it so valuable to the portuguese? Who did the Greeks trade with? Who were some important leaders in Greece that helped in their change of government? How was the Greek goddess Aphrodite born or created? What is another word for began? Where does the name Karen come from? Who is Aeneas almost killed by in The Iliad? What adventure does polydectes suggest that perseus undertaken? Who is the guy with the hammer in age of mythology? What did the domestication of crops and animals mean for mesopotamia? What is the etymology of 'malachi'? Pictures of Greek god Mercury with clothes? Why did Boudicca become Queen? In what year did King Solomon reign? What was Hermes attributes?