I want Immersion to Polish for English speakers :D
(in English for Polish speakers there was)
Not all languages have immersion. If you look at the bar at the top and immersion is not there, then there isn't immersion.
The unofficial version is here: https://www.duolingo.com/comment/13018157
There is no immersion for Polish ==> English, just the other way around, sorry.
You can dowload a text for translation by yourself. See here: https://www.duolingo.com/translations/upload
Some more tips here: https://www.duolingo.com/comment/16080760