Originally Posted by s/v Jedi
Both are EU so no check-out's nor check-in's. Your passports are stamped when you enter the EU (ask for it if not) and from that day on you have 90 days before you have to leave the EU again, assuming US passports. Some countries need visa, like S.A., Russia
between EU countries, but immigration
(passport control) is a separate issue -- you do have that if you travel between a Schengen and non-Schengen country like, for example, between the UK and France
It's quite funny
, actually, sailing between UK, Channel Islands, and France
(as I often do):
UK to Channel Islands -- no passport control, but customs
UK to France -- no customs
, but passport control
Channel Islands to France -- customs and
Sounds confusing, but you do get used to it.
Fortunately, it is all extremely laxly enforced, and easy to comply with even if you're a stickler.