> if you can stay longer than 90 days There are places where there is a 90/180 day rule (a maximum of 90 days within any 180-day period) for instance in the EU

> if you can stay longer than 90 days There are places where there is a 90/180 day rule (a maximum of 90 days within any 180-day period) for instance in the EU's Schengen Area https://www.eeas.europa.eu/sites/default/files/visa_waiver_faqs_en.pdf https://www.eeas.europa.eu/sites/default/files/visa_waiver_f...