For the most part, the European club season is over and done with for U.S. youngsters on the continent.

MORE: USYNT in Germany, England | Reviewing Italy, Holland + France | Portugal, Denmark

The future looks potentially bright in La Liga especially. A couple of Americans are looking to make an impact at one of the world's clubs, while a newcomer to Poland has an outside chance at the Champions League in the 2018-19 season.