Originally a comment by Freeinder on The rights of mariners.
Sadly, this is not unusual. Even if the crew are issued shore passes, they may still be blocked from stepping ashore. Many ports in the USA are private property, and therefore declare crewmembers trespassers if they leave the ship. Many ports, globally, do not allow crew changes anymore, as they ban non-company vehicles from entering. This was common before 9/11, but afterwards it became virtually impossible in too many ports (here’s looking at you, Oakland, New York, Norfolk). Seattle, LA and San Francisco used to allow crew swaps, but then a mariner has just 24 (or in some cases 12) hours to leave US territory, on pain of arrest. … Read the rest