One of the most improved teams in Europe, Austria surprised everyone by toppng their qualifying group.
Taking a look at Belgium, the world's highest ranked team.
Bayern suffered their first 'Autumn Championship' defeat since 2012.
Reigning European champions Spain will be keen to prove that the 2014 World Cup failure was a blip rather than the start of a prolonged decline.
After eight months out through a mysterious ankle injury, Bayern Munich's Franck Ribery is poised for a return to action.
Police and security personnel were highly visible as German football resumed after the international break.
In Leroy Sane, Germany appear to have unearthed a young player with special talents.
Bayern Munich think they have the best coach in the world, which is why they want to keep him for another couple of years.
After dropping their first league points of the season, Bayern Munich were less than complimentary about their opponents.
Hosts rely on stern friendly challenge.