he smiled at me and said , amentura has for many years been a trading town for the gnomes of scienocropolis in the great rust desert , machines like these have been used to travel between here and the gnome city across the trad ocean , this building used to be one of many , but as the years have marched onward trade has slowed , these buildings have been demolished in favour of others and this one now remains the last example of its kind in amentura .