Imst Schemenlaufen, a traditional carnival held only once every four years in Imst, Tirol, Austria (31 January 2016). The Schemenlaufen is inscribed on the UNESCO list of Intangible Cultural Heritage. Pictured, the Wifligsackner, who clear the crowd from the procession route by swinging a large 'ball' stuffed with dried corn leaves. © Rudolf Abraham