...Before any trip abroad, check the entry and visa formalities for each passenger at the embassy and consulate of the country(ies) of destination and the type of pieces of identification required and their expiration dates.
If you are travelling with young children who do not hold a passport, please make sure they appear on your passport. Also, if you are travelling alone with them, make sure to prepare the authorisation to leave the country.
Be aware that obtaining certain documents can take up to several months !
Choose the destination in order to know the formalities of the country :