Simplify the following text for a Grade 7 native English-speaking person.
Original: The United States has hosted four Summer Olympics Games , more than any other nation . The United Kingdom will have hosted three Summer Olympics Games when they return to the British capital in 2012 , all of them have been ( and will be ) in London , making it the first city to hold the Summer Olympic Games three times .
Simplified: Two years after the Summer Olympics , the Winter Olympic Games are held .