The immunization you will need depends on the destination or destinations that you will be going to. Every country has its own health related issues and therefore, will have requirements of a different kind. If you are travelling to various destinations, make sure that you get the information on all of them, even if you have short stays. You can get a list from your local health department and certainly one will be available with related government departments, even on their websites which are being updated constantly.
Your Immunization Status
We get immunized every now and again. Make sure that you know your status and if there is an overlap of the immunizations required and you have had it, you will not be required to have it again. All you need to do is to show the immunization certificate that you have signed by the facility that gave the shot to you.
You will need to go to a health care facility for this purpose. Set an appointment in advance, generally a couple of weeks, so that you do not have to wait for a long time. Make sure that you let them know each immunization that you will need to get done. Once you get immunized, get the certificate for the shots that you have been given as you may be required to present these at the airport near the exit point as well as at the destination. Not having this handy can cause a delay in your travel plans.