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Think about the weather
Depending on the time of year and part of the world, weather can drastically change. It may be sunny in California but rainy in London. With the internet, it is now easy to predict the weather and plan accordingly.
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“When in Rome do as the Romans.” There are certain culturally nuances to take into consideration when traveling internationally. For example in rural China, people do not wear shorts as that is considered rude. In Saudi Arabia, women must be fully covered and they cannot show their faces in public.
