A butterfly rests on a wildflower in the Enipeas Gorge on Mount Olympus in northern Greece, Tuesday, July 14, 2026. (AP Photo/Petros Giannakouris)

The morning light shines on Mytikas, Greece's highest peak, center left, and Stefani, known as the Throne of Zeus, center right, atop Mount Olympus seen from the outskirts of Litochoro in northern Greece, Wednesday, July 15, 2026. (AP Photo/Petros Giannakouris)

A visitor approaches a chapel at the Holy Cave of St. Dionysios in the Enipeas Gorge on Mount Olympus in northern Greece, Tuesday, July 14, 2026. (AP Photo/Petros Giannakouris)

Candles burn outside a chapel at the Holy Cave of St. Dionysios in the Enipeas Gorge on Mount Olympus in northern Greece, Tuesday, July 14, 2026. (AP Photo/Petros Giannakouris)

People swim beneath a waterfall in the Enipeas Gorge on Mount Olympus in northern Greece, Tuesday, July 14, 2026. (AP Photo/Petros Giannakouris)

A statue of Alexander the Great holding Nike, the Greek goddess of victory, stands near Litochoro in northern Greece, Tuesday, July 14, 2026, backdropped by Mount Olympus' highest peaks, Mytikas and Stefani. (AP Photo/Petros Giannakouris)

Sunflowers bloom in Kalyvia Varikou, near Litochoro in northern Greece, backdropped by Mount Olympus, Wednesday, July 15, 2026. (AP Photo/Petros Giannakouris)

McLaren driver Lando Norris of Britain steers his car during qualification ahead of the Formula One Grand Prix at the Spa-Francorchamps racetrack in Spa, Belgium, Saturday, July 18, 2026. (AP Photo/Omar Havana)