Hot air balloons take off during the 43th International Hot Air Balloon week, in the skiing resort of Chateau-d'Oex, in the Swiss Alps, Saturday, Jan. 21, 2023. Postponed twice because of the pandemic, The International Hot Air Balloon Festival of Chateau-d'Oex (VD) returns this year for a 43rd edition. 60 balloons from 15 countries will be taking part in the event between the 21th and the 29nth of January in the Swiss mountain resort is famous for ideal flight conditions due to an exceptional microclimate. (Anthony Anex/Keystone via AP)