What legacy did the Celts leave?

Who assisted Athens in defeating the Persian Empire in 480 BC? What did people use before they had these inventions? Where did Cleopatra die? When did helios die? How did the environment assist the Egyptians? Who were the allies of Persia? What was Aphrodite's domain? Where did Cleopatra grow up? Why was troy so hard to defeat in the Trojan war? What happens if you disobeyed Athena the Greek god? When did HMS Daedalus close? Why did chief jospeh famous? What country does the word gondola originate from? What is the leaf thing that gods and goddesses wear on their head? The ancient Romans most significant contribution to Europe has been in the area of? Who was archilles? How did Poseidon create horses and what significance do they hold in Greek mythology? Which of the following elements contributed to the efficient system of communication that was crucial to sustaining the Persian Empire? What was Medea's quest? Who forged Achilles shield?