Additionally, Nations players were forced to spectate every one in five races. The game also featured a replay system, which allowed players to spectate matches. Registered users who are logged in can spectate live games. Additionally players may spectate instead of playing, in custom games. Green flew to London to spectate the game in person. Nancy Lam was supposed to take part, but had to pull out and spectate. The fly-in lasts for two days and allows visitors to travel in and spectate aircraft. Two days before the review "Andes" embarked 404 passengers in Southampton to spectate.