...That is where all the religious channels came from.
They probably came from Matthew 28:19-20.
To the point of the thread, socantra is right in that if there is a particular outlet you want to see on Roku that's not already there, contact them and request that they provide content through the little streaming box.
Roku 3, Roku LT; previous Roku 2 XS, Roku 2 XD, Roku 2 HD, Roku XD|S, Roku HD
Also running Apple TV, TiVo/OTA, Simple.TV/OTA, Chromecast