The noted oracle site is Delphi, a Greek archaeological site located in the south-western part of the country. It was once the home of the famous Oracle of Delphi, who was consulted by ancient Greeks on matters of religion, politics, and other important decisions. Delphi was also known as the center of the world in ancient times, and it was believed that the gods spoke through the Oracle. Today, Delphi is a popular tourist destination and a UNESCO World Heritage Site.