Question: what are the best european basketball leagues?
Answer: EuroLeague. The EuroLeague has long established itself as the benchmark for basketball outside the NBA. ... 
EuroCup. ... 
Spain's Liga ACB. ... 
Turkish Basketball Super League (BSL) ... 
Russia's VTB United League. ... 
Italy's Lega Basket Serie A (LBA) ... 
France's LNB Pro A. ... 
The Greek Basket League.