Hundreds of people gathered in the small Swiss city of Chateau d’Oex for the start of its 38th international festival of hot air balloons, which saw dozens of balloons being launched into the clear blue sky on Saturday.
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Video. Aerial ballet in Switzerland
Hundreds of people gathered in the small Swiss city of Chateau d’Oex for the start of its 38th international festival of hot air balloons, which saw dozens of balloons being launched into the clear blue sky on Saturday.