Zaragoza-Delicias in Aragon is the sixth station in Spain in terms of numbers of passengers. It is a large building opened in 2003. It is a station with a large interior space organized by three lobbies and covers an area of 18.8 hectares. Its outstanding tetrahedral cover, with an area of ??40,000 m², consists of a triangular mesh with a checkered pattern of alternating triangles of light and shade, which let natural light enter the station. It houses, since 2007, the Central Bus Station of Zaragoza.