Note, game requires a free Steam account to play. You will need to sign up for a free Green Man Gaming account to visit the VIP page.
Editor's Notes & Price Research
Cities: Skylines is a modern take on the classic city simulation. It includes features such as multi-tiered/challenging simulation, extensive local traffic simulation, districts/policies, and plenty of modding features. Be sure to checkout IGN review or Metacritic (scored 89/100) - Discombobulated
EDIT: Looks like when you follow the link you'll need to sign into your account, then just make sure you click on the VIP tab at the top.
Update: Looks like its still working on the VIP page even though the game has launched