I second the parent’s suggestion of using a checking account that supports low-fee foreign withdrawals. Charles Schwab has worked for me at many international ATMs.

Some people advise sticking with four-digit PINs for compatibility with older ATMs [1] but I don’t know if that’s a practical limitation at this point.

[1]: https://www.latimes.com/travel/deals/la-tr-spot-20140713-sto...