Spain is a country with excellent land transportation. When you plan to travel there you must first consider how much money and time you have. You should also think that according to the means in which trips you can enjoy the best landscapes.
The bus network It is quite wide, although it may be faster and safer to travel in train. Spanish trains have international fame. You can choose between high-speed trains (bird) or the normal ones ( Alaris) that are still excellent. All managed by the company RENFE.
As to local transport, the trains of Surroundings they cross the provinces practically from end to end, and in many Spanish cities there is a modern service of Meter, in addition to buses or trams.