Think your World Cup knowledge is up to scratch? Test yourself on when these nations last qualified for the biggest competition in football...
World Cup Qualifiers starts this weekend with England, Wales, Republic of Ireland, Northern Ireland and Scotland all looking for good starts on the road to Russia 2018.
But which of the below sides have been waiting years for a return to the grand stage, and for how long?
On Sunday, Michael O'Neill's Northern Ireland go to the Czech Republic, live on Sky Sports 2 HD at 7.45pm, while Scotland travel to Malta, live on Sky Sports 1 HD at the same time.
On Monday, Republic of Ireland face a tricky trip to Serbia in Group D, live on Sky Sports 2 HD and Mix from 7.45pm, while Chris Coleman's Wales side return to action after their Euro 2016 heroics against Moldova in Group D, live on Sky Sports 1 HD from 7.45pm.
Sky Sports will be showing all of the UEFA section of World Cup Qualifiers live, excluding England games