If the weather's not playing nicely, why not spend your day at City Museum of Łódź? You'll be surprised just how much you can learn about days gone by here.
This collection of historical artifacts is in Baluty, a destination that has lots going for it! Atlas Arena, Manufaktura, and Central Museum of Textiles are other fine sightseeing opportunities not far away when you're done at City Museum of Łódź.