Portugal
Mafra, Sintra, Óbidos, and Lisbon are easily reached. Mafra (approx. 10 km / 15-minute drive): Buses run frequently. A half-day for the palace.
Sintra (approx. 25 km / 30-40-minute drive): Bus connections. A full day for 2-3 palaces. Óbidos (approx. 50 km / 45-minute drive): Car access best. Half to full day. Lisbon (approx. 50 km / 45-60-minute drive/bus): Frequent direct buses. A full day for a taste.
The region around Ericeira features stunning natural beauty and opportunities for outdoor activities.
Parque Natural da Serra de Montejunto: Inland park for hiking, panoramic views. A car is recommended for access.
Big Wave Season (Autumn/Winter): Consider a trip north to Nazaré (approx. 1-hour drive).