Yeah, I came by there too.
It is the house of our wallpainter, M. Seligmann.

Cycling path should be online now  from Wissembourg to the Collège east of Soultz...
Somebody else mapped a cycling path "I54" from Soultz to Betschdorf, but on different streets.
I cycled them, though, following all the new sings.
It is very difficult to map all the separate cycleways where you cross under the departeméntale east of Soultz.