Archaeological discoveries

What is the archaeological site in Greece that had oracle to god Apollo?

The archaeological site in Greece that had oracle to god Apollo is Delphi.

Delphi was an ancient Greek city that was home to the Temple of Apollo and the Pythia, the oracle of Apollo. The Pythia was believed to be able to foretell the future, and people from all over the world would come to Delphi to consult her.