Daidalos Team's Room -QUESTIONS AND REQUESTS ONLY - For 4.11

[Lagarto]

By the way, we could use some more variety of other surface vessels: more types and sizes of merchant ships, large troop transport, tugboat, self-propelled river barge and Asian sampan;
Another thing is to make the in-game rivers navigable - most of them look neither too narrow nor too shallow for that; is it feasible?