Why Do We Knock On Wood?

The video explores the tradition of knocking on wood, discussing its uncertain origins and various theories. It highlights Celtic beliefs about spirits in trees, a possible Christian connection to Jesus Christ's cross, and a children's game called Tiggy Touchwood. The video also examines global variations of the tradition, such as 'touch wood' in England, knocking on wood and pulling the earlobe in Turkey, and 'touch iron' in Italy.

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