If a U.S. citizen, a birth certificate and a drivers license will work for adults. If you don't have a drivers license, certain other picture i.d.s, such as a military i.d., are acceptable. There is also a provision whereby another adult who has known you for a period of time can appear with you and swear as to your identity. The passport site is travel.gov, I believe.
You need a Passport.
A passport.
Passport and permit
The document issuing country for a passport is the country that issued the passport.
you will need a passport
Travel document refugee passport convention 1951 need visa for Austria?
If you are coming from abroad then yes, you still need your passport. The passport is a very important travel document which you should always carry when you travel in and out of the US.
yes it need
A government issued passport.
NO
a passport.
no