None of this is true.
Step by step:
>as it is fixed
Something not being able to be moved is a negative, not a positive
>finite
New land is created all the time. The netherlands has created an entire new province.
> and doesn't depreciate in value
Only true legally. I can assure you land does depreciate, as can any farmer that has used it to farm the same crop for years and now finds its yields reduced as a result.
>except through market trend
So, just like any other asset?
> it basically only go up as long as the economy itself grow.
Untrue, simply check any number of rural areas that have had the life drained out of them over the past 50 years.
Land is useful, but let's not pretend like it's something it isn't.