Tks Gaieus!!

That was the problem, i set the units to meters and it is perfect.
That was a real beginner mistake! lol
The first thing i do in a new model is change the units. How could i forgot it this time! tks.

Hi all

Didier, thanks for this script!

I have tried to make a cloud of the Roman forum using the data from this site:

http://dlib.etc.ucla.edu/projects/Forum/geospatial

But the end result is not in the right scale.
I cant understant what i'm doing wrong, can anyone help me?

here is the SKP. file with my result:

Many thanks.

Forum_Topo.skp