Photo taken on June 12, 2011 shows hot air balloons in a night show during the 2011 H1 Hot Air Balloon Challenge in Haikou, capital of south China's Hainan Province. The opening ceremony of a Hot Air Balloon Challenge was held on Sunday night and 30 hot air balloon teams from all over the country took part in the challenge. (Xinhua/Guo Cheng)
Balloonists perform flaming in Haikou, capital of south China's Hainan Province, June 12, 2011. (Xinhua/Guo Cheng)
Balloonists perform flaming in Haikou, capital of south China's Hainan Province, June 12, 2011. (Xinhua/Guo Cheng)
Balloonists perform flaming in Haikou, capital of south China's Hainan Province, June 12, 2011. (Xinhua/Guo Cheng)
