Travelers to Turkey, Azerbaijan, and Uzbekistan should ensure their passports are valid for at least six months beyond the travel dates. Visa requirements vary: Turkey offers e-Visa options for many nationalities, Azerbaijan requires a visa that can be obtained online or on arrival for some countries, and Uzbekistan provides e-Visas for select countries but may still have traditional visa rules. Vaccinations for routine immunizations are recommended, and Hepatitis A and Typhoid vaccines are advised due to regional health conditions. Stay updated on travel advisories and note that some regions might have entry restrictions or require special permits, especially near border areas. It’s wise to check for recent COVID-19 protocols, as rules may change rapidly. Senior travelers should carry medical prescriptions and ensure their health insurance covers international travel.