North America
Canada
Requirements for EU citizens:
ESTA
(always check which requirements your government lists!)
Border official:
Generally nice. Be prepared to answer question about Purpose of Visit, Duration of Stay and Place of Stay
FYI:
Your passport might not be stamped. To make further travels easier, request a stamp.
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USA
Requirements for EU citizens:
ETA; if you fly in: you need a flight out of North America
(always check which requirements your government lists!)
Border official:
Not necessarily the nicest. Be prepared to answer question about Purpose of Visit, Duration of Stay Place of Stay, your Further Travel Plans
FYI:
Your picture will be taken.
You’re not required to have a ticket out of North America if you arrive by water or on land. Even if the border official scolds you for not having a ticket, stay nice and respectful. Usually they will grant you a full 90 days despite not being happy about it.
Caribbean
Sint Maarten/Saint Martin
Requirements for EU citizens:
none
(always check which requirements your government lists!)
Border official:
Generally nice. Be prepared to answer question about Purpose of Visit and Duration of Stay
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Curaçao
Requirements for EU citizens:
Embarkation Card
(always check which requirements your government lists!)
Border official:
As an EU/US/CAN citizen you can use an automated system to get through immigration if you've filled out the Embarkation Card at least 24 hours prior to your arrival. No interaction with a border official needed.
FYI:
Your picture will be taken by the automated system.
South America
Europe
Requirements for EU citizens:
none :D
(always check which requirements your government lists!)
Asia
Africa