Spain has its haciendas, Portugal its quintas - country estates with bags of character. Some are hidden in the hills, some on the coast, some cheap, others very chic, but glorious scenery and a slower pace of life come as standard. In this preview from the new edition of his book, Alastair Sawday picks his favourites. Rustic chic Quinta das Sequoias Estremadura Hidden in a deep forest, this long, two-storey white quinta, dating from 1870, is full of delights and dream-like views of palaces and castles. Corridors and walls are adorned with paintings and sculptures from some of Portugal's foremost artists, alongside fascinating older pieces from all over the world. Bedrooms are individual, with carved beds and polished mahogany furniture, with rugs on tiled floors. In front of the house the garden descends on lawned terraces, with pergolas and lush foliage, to a burbling stream below and a swimming pool with views for miles. · Estrada de Monserrate, Estremadura (00 351 219 230342); ...