A celebration to the god Zeus.
The Olympics are modeled after the ancient Greek Olympics which were a competition between Greek city-states. The Winter Olympics happen now to have snow and ice sports in the Olympics.
Men sports (races).
The Ancient Olympics were banned but Pierre de Coubertin wanted people to do sports and then the Modern Olympic games were created in memory of the Ancient Olympic games so that kinda why.
The olympics happen every four years
Olympics Triplecast happened in 1992.
The Grand Olympics happened in 1960.
Video Olympics happened in 2600.