Hi Thingummy, appears there's some duplication going on 

https://www.openstreetmap.org/way/1348991686

https://www.openstreetmap.org/way/891111163

I agree place_of_worship can make a feature sound more important than it is, but that's where the documented tag is if you didn't already figure it out

https://wiki.openstreetmap.org/wiki/Tag:place_of_worship%3Dholy_well