Answer: Odysseus' journey home after the Trojan War.
Explanation: The poem the Odyssey describes the journey of Odysseus to return home after the end of the Trojan War. Homer's other poem, the Iliad, describes the Trojan War. Odysseus was a Greek hero in the Trojan War, which lasted ten years. After the war was over, it took Odysseus another ten years to return home.