💡 What is ESTA? ESTA is an online travel authorization required for travelers from Visa Waiver countries. 🔹 Visa-Free (6 Months): Citizens of Canada and Bermuda can stay in the U.S. for up to 6 months without a visa. 🔹 Visa Waiver Program (90 Days): Nationals of 40 countries (like the UK, Japan, and Germany) can visit for 90 days without a visa but must apply for ESTA (Electronic System for Travel Authorization) before departure. 🔹 Visa Required: If your country isn’t in the Visa Waiver Prog