08/10/2026
Passport Location of the Week: Isle a la Cache
Step back in time at Isle a la Cache in Romeoville, where Illinois' rich history comes to life along the Des Plaines River.
The island was once used by French voyageurs during the 18th-century fur trade. Today, visitors can explore scenic trails, discover diverse wildlife, and visit the Isle a la Cache Museum, where exhibits highlight the cultural heritage of "Illinois Country" and the connections between French traders and the Potawatomi people.
Add this unique destination to your Passport to Illinois and experience a place where nature and history meet.
Learn more: il250.org/passport
Enjoy Illinois Village of Romeoville America250