1. Air show over Athens

2. The Red Arrows RAF aerobatics display team performs. REUTERS/Alkis Konstantinidis

3. The Red Arrows RAF aerobatics display team performs. REUTERS/Alkis Konstantinidis

4. Danielle Hughes performs on a plane piloted by her husband Emiliano Del Buono. REUTERS/Alkis Konstantinidis

5. The Red Arrows RAF aerobatics display team forms a heart. REUTERS/Alkis Konstantinidis

6. The Polish Air Forces "Bialo-Czerwone Iskry" aerobatic display team performs. REUTERS/Alkis Konstantinidis

7. Spectators watch the Egyptian Air Force Silver Stars aerobatic display team perform. REUTERS/Alkis Konstantinidis

8. Spectators watch the Red Arrows RAF aerobatics display team. REUTERS/Alkis Konstantinidis

9. The Red Arrows RAF aerobatics display team performs. REUTERS/Alkis Konstantinidis

10. The Red Arrows RAF aerobatics display team performs. REUTERS/Alkis Konstantinidis

11. The Polish Air Forces "Bialo-Czerwone Iskry" aerobatic display team performs. REUTERS/Alkis Konstantinidis

12. The Red Arrows RAF aerobatics display team performs during the 6th Athens Flying Week aviation event over the Tanagra air base, north of Athens, Greece. REUTERS/Alkis Konstantinidis

13. The Egyptian Air Force Silver Stars aerobatic display team performs. REUTERS/Alkis Konstantinidis