The final rounds of qualifying for the 2018 World Cup take place on Oct. 6 and 10, with only one of the 3.5 available places currently confirmed after Mexico secured safe passage in September.
Already qualified: Mexico
Places to be decided: 2 automatic, 1 intercontinental playoff
Here, we take a look at which nations can still make it to Russia, and how they can get there.
The top three teams qualify directly, with the nation that finishes in fifth facing a two-legged playoff against either Australia or Syria for a place at the finals.