What is the difference between visa and passport?

A passport is a travel document for international travel issued by the country whose citizenship (nationality) you hold. A visa can be a pre-clearance by an embassy/consulate of a foreign country which authorized you to travel to that country and request entry by undergoing immigration procedures. The visa does not guarantee admission to that country; it is still pending on the documentation presented to the immigration officer on arrival. A visa is a sticker affixed to your passport by the foreign country. <a href="http://travel.state.gov/visa/questions/questions_4429.html" rel="nofollow">http://travel.state.gov/visa/questions/q…</a> .. <a href="http://www.consilium.europa.eu/prado/EN/3112/viewImage_73885.html" rel="nofollow">http://www.consilium.europa.eu/prado/EN/…</a> .. A visa may also be addressed as the stamp in the passport which you may get by the immigration officer on arrival at a country's border or airport. The pages in the passport are named as visa pages. Some ...  more