Just a photo.
The style of this church in Wisconsin is a very old one, going back to Scandinavia (esp. Norway), possibly having been based on the pre-Christian architecture of the region, given the antiquity of some of the remaining stavkirchen. This one, however, was built the inhabitants of an island in Lake Michigan that saw a large influx of immigrants from Norway, who would seem to have brought their culture with.
It is said to be a popular site for weddings.
The Dells are, in a way, the Midwestern version of Niagara Falls: somewhere so overrun with tourist kitsch and unpleasant marketing types running the tourist traps, that one is almost embarassed to admit that the area, itself, is very nice to look at, once one leaves some of the unpleasantness behind.
I went looking for images of Witches' Gulch that people had uploaded. This is one I found. I'll do some more looking later.