The best athletes in the world have long competed for their countries in the Summer Olympics—even if some of their respective sports were rather bizarre.
While some fans will spend their time watching basketball, swimming and soccer competitions at the 2012 games in London, a few others may remember the good 'old days of Finnish baseball, glima and korfball.
There have been plenty of wacky sports that have made appearances in the Olympics. Some still exist today, while others have been discontinued. Other sports were demonstrated in their respective years, which means the International Olympic Committee allowed a trial competition before accepting or rejecting the sport for future competition.
Not surprisingly, the sports on this list were rejected.
Here are the 10 craziest Summer Olympic sports that have been discontinued or rejected after demonstration.