Seeing as I've either stumped you or you're ignoring me, I've added a few more pics to give the sleuths among you a few more things to go on.
This church is located less than 2 hours from where I'm staying. It was finished in 1910, and all these paintings were by Berthold Imhoff.
The ceiling above the sanctuary:
Outside, above the main doors:
The ceiling above the main congregation:
The Tabernacle, to the left of the sanctuary :
To the right of the sanctuary:
Looking west towards the front doors:
[If you still need another hint...]