While the euro is used in many European nations, not all have adopted it. Countries like Hungary, Poland, Denmark, and Switzerland use their own currencies.
What to do instead: Do your research in advance to find out what currency is used in each country you plan to visit, and plan accordingly. Apps like XE Currency are great for real-time conversion rates.
Embarking on a journey through the Greek islands offers a mosaic of diverse landscapes, captivating history, and a chance to immerse oneself in the distinctive charm of each island. Here's a guide to some of the best Greek islands for an exhilarating island-hopping adventure.