I've managed to import .kml into Google Earth. These show up as place marks
I then save this as .kmz
The .kmz file opens perfectly in ArchiCad
I've been capturing the .kml files using an app called 'Theodolite'.
Haneef Tayob
Aziz Tayob Architects
AC23 INT rel 3003, OS X 10.14.6 iMac 3.3ghz i5 dual monitor, 24GB RAM