Every fourth summer.
1996 Summer Olympics
The Summer Olympics were held in 1908 and 1948 in London. London is also scheduled to hold the 2012 Summer Games. == ==
The summer olympics, like the winter olympics occure, every four years.
The summer Olympics occurs every four years. - Hannah Thompson
Every four yearsThe summer Olympics occur every 4 years.
The winter Olympics are every four years as well as the summer Olympics. But every two years there will be either a winter Olympics or summer Olympics.
Gymnastics is a part of every summer Olympics.
The 1948 Summer Games.