I have before done some add / edit in MapMaker MapMaker is very frustrating and as you may know not open data.

My home town is Skjern so this have been until now there i have done most of my mapping,

You can see where I’ve been active at my OSM Heat Map and some statistics here.

As of 11th September, 2019 member of OpenStreetMap Foundation

Useful links for mapping in Denmark

https://skraafoto.dataforsyningen.dk/viewer.html

https://sdfekort.dk/spatialmap Højdekurver

https://community.openstreetmap.org/u/LarsBG

https://www.mapillary.com/app/user/dk72

https://wiki.openstreetmap.org/wiki/User:LarsBG