The call for "civilized" conduct comes in the wake of a firestorm of anger and outrage unleashed in Egypt, China and around the world this week when a 15-year-old Chinese tourist carved his name in Chinese characters into the 3, 500-year-old stone at Egypt's Luxor Temple.

CNN: China instructs its citizens on how to behave abroad

Balloon rides are a popular way to see the numerous ancient sites which line the banks of the River Nile at Luxor, in the south of Egypt, such as the temple of Karnak and the royal tombs in the Valley of the Kings.

BBC: Egypt hot air balloon tragedy: Tributes paid to victims