In this handout image supplied by Qatar 2022 The Al-Rayyan stadium is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. It has been designed to include a “media facade” that includes a membrane that acts as a screen for projections; news, commercials, sports updates and current tournament information and matches. (Photo by Qatar 2022 via Getty Images)

In this handout image supplied by Qatar 2022 The Al-Gharafa stadium is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. The facade will be made up of the colours of the flags of all countries that have qualified for the 2022 FIFA World Cup to symbolise football and the friendship, respect and understanding. (Photo by Qatar 2022 via Getty Images)

In this handout image supplied by Qatar 2022 The Al-Khor stadium is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. (Photo by Qatar 2022 via Getty Images)

In this handout image supplied by Qatar 2022 The Qatar University stadium is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. (Photo by Qatar 2022 via Getty Images)

In this handout image supplied by Qatar 2022 The Umm Slal stadium is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. The architectural concept takes it's inspiration from a nearby beautiful old fort. (Photo by Qatar 2022 via Getty Images)

In this handout image supplied by Qatar 2022 The Doha Port stadium is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. The architecture of the stadium references its location by creating a shape reminiscent of a marine animal. (Photo by Qatar 2022 via Getty Images)

In this handout image supplied by Qatar 2022 The Al-Shamal stadium is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. It's shape was derived from the traditional “dhow”, the local fishing boats of the Arabian Gulf. (Photo by Qatar 2022 via Getty Images)

In this handout image supplied by Qatar 2022 The Doha Port stadium is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. The architecture of the stadium references its location by creating a shape reminiscent of a marine animal. (Photo by Qatar 2022 via Getty Images)

A computer image of the “Sports City” stadium, to be built in Doha, Qatar, for the FIFA World Cup 2022. (Photo by Balkis Press/Abaca)

In this handout image supplied by Qatar 2022 The Al-Wakrah stadium complex is pictured in this artists impression as Qatar 2022 World Cup bid unveils it's stadiums on September 16, 2010 in Doha, Qatar. (Photo by Qatar 2022 via Getty Images)