list of activities

[tannenzäpfle]

I am looking for a list of activities as mentioned in gpx files under
<locus:activity>

I have found the following activities:

e_bike
cycling
hiking
showshoeing

and would appreciate knowing all possibilities.
Does anyone have a link please or copy the list here.
I have all in German in my Locus, but I need the correct English description for the gpx files

Thank you.