Passport is said to be the diver license in the united states which is used for traveling internationally. It is recognized globally and typically verifies who are you and form where you belong? Most of the countries need you your passport at the entry and exit of their country.
The big question arises how to get a passport? For getting the passport you need to have some documentation's tells you are and their is recent change in the passport law which means you have to apply in person for your passport. You can easily down load the passport application form for the www.state.gov
.To apply for passport you can find the nearest passport location on www.travel.state.gov
then you can click on passport and then where to apply for the passport. You can receive your passport within two to six weeks after it has been approved and dispatched.
You cannot get the passport until, and you prove your birth certificate , your current driver license , two recent photographs and fee of $97. You can easily renew your new passport by just filing you application on line. Renewal of your passport is not so expensive as its original. You can always check the status of you renewal passport on travel.state.gov.
It is compulsory for the children above 17year to carry their passport visa if they are planning to travel abroad. Regardless wherever you travel its better you passport as you never know when you may need it. If you in states and planning to visit Canada then also you might require to have Canadian passport or stamp by Canada embassy else you are permitted to enter the country.