Ok, here's the airport. It's the Eleftherios Venizelos International here in Athens, Greece.

And here's your next challenge.
You can either find an ancient oracle like the one here in Delphi.

Here's a detail of the ancient rocks. The Ministry of Antiquities is totally unreasonable about allowing us to drive up to them.
(It's just in front of the windshield)

.... OR ....
Ride to a new destination!

Obviously this is wide open so the new McD's down the street COULD qualify but....