u/No_Beach7319

I haven’t see this posted much online and reddit answers seems to return outdated information so figured it be worth mentioning.

Gibraltar does not have immigration control anymore at the land crossing between Spain and Gibraltar anymore. This means if you don’t have your passport (or left it in the hotel like us), you can still visit Gibraltar. (For US Citizens)

Additional sources for reference:

https://www.visitgibraltar.gi/get-here

https://www.theguardian.com/world/2026/jul/15/spain-gibraltar-celebrate-deal-signed-border-controls-uk-territory