RTF is a global modification that replaces all towns in the game.

By the way, maybe I should create golems for the Dark Elves myself?

Added 2 minutes ago
Now I have the game, so I have all the models too.

Added 4 minutes ago
Regarding the Orcish Castle, I haven't figured out where the models of the castle with the upgraded buildings are located...

Added 49 seconds ago
Well, I mean, I don't know how to place these upgraded models.