So, here is what you need to know about the rail services:
Intercidades - Run on all North-South, East-West routes, with 2 classes, fast with cafe car, and only stops at major towns.
Regional - Slower service with more stops, also on branch lines.
Urbanos - Light rail around cities.
International night trains such as the Lusitania offer luxury international service.
Just 2 and a half hours away from Lisbon, the high-speed Alfa Pendular reaches Porto faster than driving.