Spain boasts one of the most efficient and comprehensive public transportation networks in Europe, making it exceptionally easy to navigate without a car. The crown jewel is the AVE (Alta Velocidad Española) high-speed rail network, operated primarily by Renfe but now joined by competitors like Ouigo and Iryo. These trains connect major cities like Madrid, Barcelona, Seville, and Valencia in just a few hours. For regional travel, "Cercanías" commuter trains serve metropolitan areas. Complementing the rail is an extensive intercity bus network, with companies like ALSA offering affordable and frequent service even to remote white-washed villages that lack train stations. Within major cities, the Metro (subway) systems in Madrid and Barcelona are world-class, and most cities offer robust public bike-sharing programs like BiciMAD. Taxis and ridesharing apps like Cabify and FreeNow are also widely available, providing a seamless "last-mile" solution for car-free travelers.