
ANKARA, TURKEY - AUGUST 8: Drone photo shows the tumulus at ancient site of Gordion which is in the UNESCO World Heritage Tentative List, in Ankara, Turkey on August 08, 2018. Phrygian capital Gordion is located in Yassihoyuk village near Polatli district of Turkish capital Ankara. ( Mehmet Ali Özcan - Anadolu Agency )

ANKARA, TURKEY - AUGUST 11: Drone photo shows that archeologists carrying out excavation work at the ancient site of Gordion which is in the UNESCO World Heritage Tentative List, in Ankara, Turkey on August 08, 2018. Phrygian capital Gordion is located in Yassihoyuk village near Polatli district of Turkish capital Ankara. ( Mehmet Ali Özcan - Anadolu Agency )

ANKARA, TURKEY - AUGUST 8: A view of the museum at ancient site of Gordion which is in the UNESCO World Heritage Tentative List, in Ankara, Turkey on August 08, 2018. Phrygian capital Gordion is located in Yassihoyuk village near Polatli district of Turkish capital Ankara. ( Evrim Aydın - Anadolu Agency )

ANKARA, TURKEY - AUGUST 8: A view of the tumulus at ancient site of Gordion which is in the UNESCO World Heritage Tentative List, in Ankara, Turkey on August 08, 2018. Phrygian capital Gordion is located in Yassihoyuk village near Polatli district of Turkish capital Ankara. ( Evrim Aydın - Anadolu Agency )

ANKARA, TURKEY - AUGUST 8: Archeologists work at the ancient site of Gordion which is in the UNESCO World Heritage Tentative List, in Ankara, Turkey on August 08, 2018. Phrygian capital Gordion is located in Yassihoyuk village near Polatli district of Turkish capital Ankara. ( Evrim Aydın - Anadolu Agency )

ANKARA, TURKEY - AUGUST 8: Archeologists work at the ancient site of Gordion which is in the UNESCO World Heritage Tentative List, in Ankara, Turkey on August 08, 2018. Phrygian capital Gordion is located in Yassihoyuk village near Polatli district of Turkish capital Ankara. ( Evrim Aydın - Anadolu Agency )

ANKARA, TURKEY - AUGUST 8: Archeologists carrying out excavation work at the ancient site of Gordion which is in the UNESCO World Heritage Tentative List, in Ankara, Turkey on August 08, 2018. Phrygian capital Gordion is located in Yassihoyuk village near Polatli district of Turkish capital Ankara. ( Evrim Aydın - Anadolu Agency )