There are lots, but the main two would be the Summer Olympic Games and the European Soccer Championships.
Wimbldon
The biggest individual sporting event in Ireland is the All-Ireland Senior Football Championship Final. It is the biggest event for Gaelic Football, one of Ireland's two main national sports. The other is Hurling. It also has an Ireland Final, which is also a major sporting event. The All-Ireland Hurling Final usually takes place on the first Sunday in September and the All-Ireland Football Final usually takes place on the third Sunday in September.
The major Islamic event that takes place in Mecca every year is pilgrimage (or Hajj).
The Bolder Boulder sporting event is a race. This race takes place every year in the USA on Memorial Day. There are also events that one can check out after the race.
Tennis, specifically the US Open, is a major sporting event that takes place in Flushing Meadows, New York. It is one of the four Grand Slam tournaments in professional tennis.
The Hajj pilgrimage.
Wimbledon - Tennis Championship for Men and Women and one of the recognised Grand Slam tournaments.
Cycling is what takes place in the Velodrome, from the keiren event to team cycling events. The Velodrome is the home of cycling.
The FIFA World Cup because it lasts longer than the Olympics etc. and it draws a bigger crowd
park, arena, Olympics, and allot of others. anywhere where they play multiple sports.
Pro Am
The summer solstice.