Over the weekend, the Chicago Department of Streets and Sanitation began its annual recycling program for discarded Christmas trees.

The program allows trees to be dropped off at one of 23 Chicago Park District locations.  

And on Friday, residents will be able to reap the benefits.  

The Chicago Park District forestry crews will ground the trees into a fragrant mulch that residents can pick up at the same locations at no cost. Gardeners will need to bring their own containers to take the mulch, however.

This week, the Chicago Data Portal site released the locations.

So here they are: