I've created a map of Spain's High Speed Rail Network : r/TransitDiagrams
Spanish Railway | G2Rail
Guide to the different types of Renfe trains and routes in Spain | Rome2rio Travel Guide
Renfe-SNCF Tickets | Trains from France to Spain | Trainline
I Fucking Love Maps - Renfe (Spain's train company) shared a map with Vigo in Portugal, Lisbon in Spain, Oporto in Portugal's interior, Paris in mid-France, etc. Source: http://ow.ly/EZnW50ylflB | Facebook
Line map
Map of Madrid train (cercanías): stations & lines
Renfe | Train Tickets & Routes | Book in English | Trainline
RENFE Rail Network Map
SPAIN'S NARROW GAUGE NORTH / RENFE FEVE SANTANDER TO BILBAO REVIEW / SPANISH TRAIN TRIP REPORT - YouTube