These four serial photos show a hot air balloon before bursting over Luxor

In this combo made from images from amateur video provided by Al-Jazeera, smoke pours from a hot air balloon over Luxor, Egypt, top left, before bursting, top right, and plummeting about 1,000 feet to earth, bottom left and right, on Tuesday, Feb. 26, 2013. Nineteen people were killed in what appeared to be the deadliest hot air ballooning accident on record. A British tourist and the Egyptian pilot, who was badly burned, were the sole survivors. <AP Photo/Al-Jazeera>

Medical workers carry the body of a victim of the balloon explosion as they arrive in Cairo, Egypt, Feb. 26, 2013. The death toll of Egypt’s Luxor balloon accident rose to 19 Tuesday afternoon after a seriously-wounded English tourist died at Luxor International Hospital, including nine from China’s Hong Kong, Mohamed Sultan, head of Egypt’s Ambulance Authority, confirmed to Xinhua. <Xinhua/Li Muzi>

Journalists work at the site of the balloon accident, in Luxor, Egypt, Tuesday, Feb. 26, 2013. A hot air balloon flying over Egypt’s ancient city of Luxor caught fire and crashed into a sugar cane field on Tuesday, killing at least 19 foreign tourists in one of the world’s deadliest ballooning accidents and handing a new blow to Egypt’s ailing tourism industry. <AP Photo/Nasser Nasser>