cdc.gov/travel
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The CDC Travel site is the official U.S. government resource for travel health, offering destination-specific disease risk information, vaccination recommendations, and safety tips for travelers. It also provides travel advisories, outbreak alerts, and guidance to protect yourself before, during, and after trips.
More resources on Travel Safety
WHO Travel Health
The World Health Organization's hub for international travel and health, linking country-specific disease risk data, vaccination requirements, and outbreak notices. Use it to check which immunisations and precautions apply before travelling to a given region.
travel.state.gov
Official U.S. Department of State travel site with country-specific travel advisories, safety tips, and guidance for U.S. citizens abroad. It also covers passport and visa information, embassy/consulate locations, emergency alerts, and traveler registration (STEP).
Overlanding
Field guide from Overland Journal's founder on vehicle-based adventure travel: choosing and outfitting a rig, recovery gear, navigation, camp setup, and route planning. Leaves you able to prepare a vehicle and itinerary for remote self-supported trips.
lonelyplanet.com
Lonely Planet is a leading travel media site that provides destination guides, planning resources, and expert travel advice. It features destination overviews, safety tips, itineraries, travel articles, maps, and recommendations for accommodations and experiences.