Could we make a wonder for the germanic tribes out of these assets too? As far as I know they had some kind of burial mound too and the cimbri are still missing one

Erechtheion and carytids from the acropolis in athens https://en.wikipedia.org/wiki/Erechtheion https://en.wikipedia.org/wiki/Caryatid https://www.artstation.com/artwork/lxY91a 1228892164_erechtheion0_28.1.zip

It makes me think.    

Thanks for the quick reply (and sorry for the sloppy one on my side).  Liberapay: you link your Paypal account to it and you can start receiving money. As far as I can tell, there is already a Paypal account, it is "just" the matter of creating the account on Liberapay. Hope this materializes! 

I got an error like this a while ago too and the cause was that the compiler version was too old.