Final answer:
The first ever Olympic Games took place in Olympia, Greece and started in 776 BCE. They were held at the sanctuary in Olympia, dedicated to Zeus.
Step-by-step explanation:
The first ever Olympic Games took place in Olympia, Greece. The games started in 776 BCE and continued for over 1,000 years, until 393 CE. The Olympics were held at the sanctuary in Olympia, which was dedicated to Zeus, the chief Greek god. Contestants from various Greek settlements, including Sicily and the Black Sea, traveled to compete in the games.