Not much. Yuufo's and Asterix's borders are touching, and Asterix believes war will break out between them inside the next 10 turns. It's possible that Dino's and classical_hero's borders are not touching, but that is only because both teams have failed to expand.
This is a toroidal map, and it is a narrow sea that divides north and south. However, there are no connecting islands so astronomy is required to bridge the gap.
This is a toroidal map, and it is a narrow sea that divides north and south. However, there are no connecting islands so astronomy is required to bridge the gap.