Build the athletics stadium
Build the car racing track
Build the swimming pool
Build the soccer stadium
Build the beach volley stadium
Build the surfing stadium
Build the sailing stadium
Build the buggy race track
Build the bobsled stadium
Build the hockey stadium
Build the figure skating stadium
Build the snowball fight stadium
Start a new city
Upgrade a stadium to level 200
Have three cities to manage
Upgrade a stadium to level 500
Upgrade a stadium to level 1000
Upgrade a stadium to level 3000
Upgrade a stadium to level 2000