You can easily filter for out of Chicago in your iOS or Android Streetography app
First, create/sign-in to your account.
In Discover mode, tap the menu at the top. Search through the list of "Photos By" to find Out of Chicago. Select it.
(If you don't see this in your list, contact firstname.lastname@example.org)
Viola! When you're returned to your Discover mode, you should see only this Collection's photos.
Download app here.