Advance
Protected Harbor
Some places are more naturally suited to serve as a harbor than others, but with the proper infrastructure those conditions can be improved anywhere.
DockAdvancerequiresAdvance tree
Definitionin_game/common/advances/1_building_unlocks.txt:753
758ai_weight = {
759if = {
760limit = {
761has_ports = yes
}
763add = {
764value = 100
765multiply = num_of_ports
766divide = num_locations
}
}
}