What are some important considerations for international travel with a 6-month-old baby"?

When traveling internationally with a 6-month-old baby, important considerations include ensuring the baby's vaccinations are up to date, packing essential items such as diapers and formula, researching local healthcare options, and adjusting the baby's sleep schedule to minimize jet lag. It is also important to check airline policies regarding infant travel and to have necessary travel documents for the baby.