Ancient Games 
The Ancient Olympics
Ancient Olympics
Everything you ever wanted to know about the Olympics
Olympic Museum
The Ancient Olympic Games Virtual Museum

Modern Movement
International Olympic Committee
The First Olympic Games: Athens 1896 
Olympics of the Cold War Years
Olympics through Time
Pierre de Coubertin 
The Modern Olympic Games

The Summer Olympic Games
Unusual sports at the Olympics 
Encarta: Summer Olympics  
Olympic Games: Locations & Years 

Classroom Activities
Ancient Greece
Ancient Greek Olympics in the Classroom
Sports Science & the Olympics
Olympic Studies Center

Nutrition & the Olympics
Nutrition & Science in the Winter Olympics 
Nutrition for Elite Athletes 
Olympic Nutrition from About.com