Palace of Mafra

The Palácio Nacional de Mafra is Portugal's largest palace and monastery complex, a sweeping Baroque ensemble about 40 kilometres northwest of Lisbon, designed by Swabian architect Johann Friedrich Ludwig and consecrated in 1730 under King João V. The project consumed extraordinary quantities of Brazilian colonial gold and at its peak employed over 45,000 workers — a deliberate display of Portuguese imperial power at the height of the Atlantic trade. Its monastic library, one of the finest 18th-century collections in Iberia, is famously guarded against insects by a resident colony of bats, a detail immortalised by José Saramago in his novel Baltasar and Blimunda. In July 2019, the full ensemble — palace, basilica, monastery, walled Cerco garden and royal hunting park — was inscribed as a UNESCO World Heritage Site. Visitors today can tour the royal apartments, the basilica housing 92 bells cast in Antwerp, and the extensive formal gardens.