From Lisbon:
Follow A2 southwards till the Sines/Grândola exit. Follow to Sines > Porto
Covo > Vila Nova de Milfontes > Zambujeira > S. Teotónio > Odeceixe > Aljezur.
After reaching Aljezur follow EN 120 towards Lagos. About 500 m after leaving
Aljezur, you will find on your right a sign to the beaches (Praias). Drive to
Praia da Arrifana and follow the wooden signs of > Quinta do Lago Silencioso.

From Faro:
Follow Via do Infante up to the Lagos/Bensafrim intersection. Head for
Aljezur and after about 20 Km (500 m before entering the town) turn left
towards Praia da Arrifana. Then follow the wooden signs of > Quinta
do Lago Silencioso
.