The first European jazz festival I ever attended was in 2006. It was the Umbria Jazz Festival in Perugia, Italy, one of the biggest. Tens of thousands of people overran the cobblestone streets and piazzas of Perugia's old town. The music began before noon and ended long after midnight. At the end of 10 days, I was delirious from joy and sleep deprivation.
I was also hooked. I had to go back. I have now been to more than 50 European festivals in 13 countries. They are all different, but they have one thing in common…