Birching is a form of corporal punishment with a birch rod, typically used to strike the recipient's bare buttocks, although occasionally the back and/or shoulders.
Birching of a prison inmate during interrogation; The Netherlands, 17th century
A magistrate's committal for birching of two children dated 4 December 1899 displayed in West Midlands Police Museum, Sparkhill, Birmingham, England
Birching in a women's prison, US (c. 1890)
1839 caricature by George Cruikshank of a school flogging
A sauna whisk or bath broom is a besom, or broom, used for bathing in saunas and Russian banyas.
Women in a Finnish sauna with vihtas, 1967, Finland
Sauna whisks in Russian store
Jean-Baptiste Le Prince, a public banya (1760s)