Like Queensland are Greenland, Swaziland, Thailand ... (in AusE, at least).
On the other hand, Ireland, Scotland, Netherlands, Switzerland, Iceland, New Zealand, Poland ... have the unaccented /lənd/
One that could go either way, again in AusE accent, is Finland.
I can't think of a rule, and others would have a slightly differently list to mine.
Student or Learner