yes i want go to greece and want travel visa
Yes
Yes.
You will need a 110 volt to 220 power converter for overseas travel
As long as you are an EU citizen, you will not need a passport to travel to any EU country. As a Hungary resident, you can travel with only your ID to Greece from UK.
For a Greek citizen: identity card or passport.
no
No. People from the European Union does not require a visa to enter Mexico; just the passport is needed.
That would depend on where you were coming from. If you were coming from a nearby country, you could go by land. You could travel to Greece by sea. You could travel to Greece by air. You are likely to do that if you are further away. So all standard travel methods could be used.
Yes, you can definitely travel to Greece on a cruise. However, you would be starting most likely from a port in Europe.
i think normally 6 months need
I have greece refugee travel document do i need visa to visit eu or which country for i don't need visa