The Olympic Stadium in which city was completed in 1938 and has hosted two World Athletic Championships, three Europeans and one Olympics, but not the one it was built for?
Helsinki Olympic Stadium It hosted the European Athletics Championships in 1971, 1994 and 2012. It is also the home stadium of the Finland national football team. The stadium is closed temporarily since March 2016 for renovation works and scheduled of reopening in 2019. The Olympic Stadium was designed in functionalistic style by the architects Yrjö Lindegren and Toivo Jäntti. Construction of the Olympic Stadium began in 1934 and it was completed in 1938, with the intent to host the 1940 Summer Olympics, which were moved from Tokyo to Helsinki before being cancelled due to World War II. It hosted the 1952 Summer Olympics
Venues of the 1988 Summer Olympics Stadium continues to be of use to many events as of 2010. When Korea co-hosted the 2002 FIFA World Cup with Japan, none of the 1988 Summer Olympic venues used for football were used for those events. Dongdaemun Stadium was demolished in 2008. Venues of the 1988 Summer Olympics For the 1988 Summer Olympics, a total of thirty-one sports venues were used. South Korea hosted its first World Championships in 1978 in shooting sports. Three years later, Seoul was awarded the 1988 Summer Olympics. Many of the venues constructed for the 1988 Games were completed two years earlier in time