- Rope climbing was at the original 1896 Modern Games but last appeared in 1932
- Club swinging was the precursor to rhythmic gymnastic events such as ribbons
A version of this story appeared during the 2012 Summer Olympics. It has been updated for this year's games.
(CNN)Basketball, track and swimming have been staples at the Olympics for decades, drawing thousands of spectators. But solo synchronized swimming or live pigeon shooting?