http://www.cp.pt/cp/displayPage.do?vgnextoid=97722e652e675010VgnVCM1000007b01a8c0RCRD&lang=pt Série 4000: CP official website] It connects the cities of Guimarães, Braga, Porto, Aveiro, Coimbra, Santarém, Lisbon, Albufeira and Faro, among others at speeds of up to 220 kmph .