What are facts on Hades?

Hades is the Greek god of the underworld, ruling over the dead and the riches of the earth. In Greek mythology, he is often depicted as stern and unyielding, but not necessarily evil. Hades is the brother of Zeus and Poseidon, forming a triumvirate of ruling gods in Greek mythology. His realm is also known as the land of the dead, where souls go after they die.