Back Jack Knife Dive Linen Pillow 20" x 20" Hidden zipper in back Feather down fill Corded finish Major diving competitions took place as early as 1871 off the London Bridge. After that diving was incorporated into most aquatic meets. Men’s diving became part of the Olympic games in 1904 when it was called ‘fancy diving’. Women’s diving was added in 1912 and synchronized diving became a medal event in 2000.