what is the best way to travel within spain? and is it economical? How much could i expect to spend?

I am planning a trip to spain, and would like to tour these cities: madrid, barcelona, toledo, bilbao, granada, seville, cordoba. what would be the best way to travel between these cities but keep a hotel in madrid? or would it be best to move to a hotel in the city i am touring rather [...]

How long does it take to travel within California?

Hi, if my question does not seem so clear to you, what i’m saying is how long does it take to maybe travel from one end of California to another end, or maybe just from city to city. Oh and also, just if you know, Are the highways safe and have good, enjoyable, views?
Thanks [...]

Can I travel within the domestic US on a foreign passport with an expired VISA?

Specifically, air travel. Do they even bother looking at the VISA for domestic flights?
No US government ID.
credit card jokes are funny, but this is a serious question