Passport Europe Fest - Morton Arboretum Sep 22-23 2018

Passport Europe Festival
Morton Arboretum, 4100 IL-53, Lisle, IL 60532
Sat-Sun Sep 22-23, 2018
Free with Arboretum Admission
live music ranging from Spanish flamenco to Polish polkas and Italian jazz
dances from Ireland, Germany, and Greece.
http://www.mortonarb.org/events/passport-europe-festival 

While your're there, there's also the trolls:

 http://www.mortonarb.org/events/troll-hunt