Fodor's Expert Review Parque do Marechal Carmona
Cascais and Boca do Inferno
Free
Take respite from the crowds at this relaxing park next to the palacial Museu dos Condes. There's a tree-shaded spots for picnickers plus a large lawn for sunbathers (expect strolling ducks and peacocks for company). There's also a playground and a pleasant café.