Slowly dive into a parallel timeline where kings, sheikhs, maharajahs, khans, popes shaped history. And visitors from the outside did not want to be hidden.
There are the ports. Mostly big and powerful. For all the ships that travel to and from the planets and systems.
And also to show: here is the power, here is the centre.
There are also supposed to be several unknown bases in remote areas. But there is stubborn silence about this.
But this search is likely to become dangerous