A group of Egyptian tourism guides hold candles in front of the great pyramid of Khufu as French flag lighted on it in Giza, outskirt of Cairo on November 15, 2015 on November 15, 2015, during a ceremony in homage to the victims of attacks in Paris and Beirut and the Sinai plane crash (AFP)

The Great Pyramid of Giza is illuminated with the Egyptian, French, Lebanese and Russian Flags in solidarity with the victims of attacks in Paris and Beirut and the Russian plane crash in northern Sinai, on the outskirts of Cairo, Egypt, Sunday, Nov. 15, 2015 (AP)

The Great Pyramid of Giza is illuminated with the Egyptian and Lebanese Flags in solidarity with victims of suicide attacks in Beirut last week, on the outskirts of Cairo, Egypt, Sunday, Nov. 15, 2015 (AP)

A man looks on as the Russian, Lebanese and French flags are projected on one of the Giza pyramids, in tribute to victims from the respective countries, on the outskirts of Cairo, Egypt, November 15, 2015 (Reuters)

Members of the media record as the French and Egyptian flags and France's national colours of blue, white and red are projected onto one of the Giza pyramids, in tribute to the victims of the Paris attacks, on the outskirts of Cairo, Egypt, November 15, 2015. The words on the pyramid read: "Solidarity with France" (Reuters)

Egyptians light candles as the French and Egyptian flags and France's national colours of blue, white and red are projected onto one of the Giza pyramids, in tribute to the victims of the Paris attacks, on the outskirts of Cairo, Egypt, November 15, 2015. The words on the pyramid read: "Solidarity with France" (Reuters)

Members of the media record as the French and Egyptian flags and France's national colours of blue, white and red are projected onto one of the Giza pyramids, in tribute to the victims of the Paris attacks, on the outskirts of Cairo, Egypt, November 15, 2015. The words on the pyramid read: "Solidarity with France" (Reuters)

Russia's national colours of white, blue, and red and Russian and Egypt flags are projected onto one of the Giza pyramids, in tribute to victims of the Russian airliner crash in October, on the outskirts of Cairo, Egypt, November 15, 2015 (Reuters)

A man looks on as the Russian, Lebanese and French flags are projected on one of the Giza pyramids, in tribute to victims from the respective countries, on the outskirts of Cairo, Egypt, November 15, 2015 (Reuters)

Egyptians light candles as Russia's national colours of white, blue, and red and Russian and Egyptian flags are projected onto one of the Giza pyramids, in tribute to victims of the Russian airliner crash in October, on the outskirts of Cairo, Egypt, November 15, 2015 (Reuters)

Egyptian Antiquities Minister Mamdouh Eldamaty holds a lit candle with diplomats as the French and Egyptian flags and France's national colours of blue, white and red are projected onto one of the Giza pyramids, in tribute to the victims of the Paris attacks, on the outskirts of Cairo, Egypt, November 15, 2015. The words on the pyramid read: "Solidarity with France" (Reuters)