LocationWhen you arrive at the Lisbon or Oporto Airport, and rent a car, please follow the Fast way (Auto-Estrada) Lisboa-Porto (A 1) After 110 KM, follow the direction Abrantes, pay the tall. You are at the A 23 (former IP6) Road. Keep driving more 30 km and get out in Constancia Norte. Keep driving towards Constancia, pass by GALP Petrol Station (on your right), and turn the first left. Drive till the Praça Alexandre Herculano (Square). In front of you will see Casa João Chagas.