page_title: Book of Fortresses
section_title: List of Castles
hierarchical_section_title: Book of Fortresses / List of Castles
caption_attribution_description: Português: Livro das Fortalezas 97 - Montalegre
context_page_description: The Book of Fortresses is a sixteenth-century manuscript written in 1509–1510 by the Royal Clerk Duarte de Armas at the behest King Manuel I of Portugal. The work contains drawings of all the 56 Portuguese border castles, all of which have been personally visited by the author.
  The book is considered to be a valuable source for the study of cartography and military architecture of the kingdom of Portugal.
context_section_description: Except as noted, the Book of Fortresses has two views and a plan of all these castles and Raianos places. The given order is the one that appears in the work, which shows the author's route during their study trip in 1509.
  Castle of Castro Marim
  Castle of Alcoutim
  Castle of Mértola
  Castle of Serpa
  Castle of Moura
  Castle of Noudar
  Castle of Mourão
  Castle of Monsaraz
  Castle of Terena
  Castle of Alandroal
  Castle of Juromenha
  Castle of Olivença
  Castle of Elvas
  Castle of Campo Maior
  Castle of Ouguela
  Castle of Arronches
  Castle of Monforte
  Castle of Assumar - sem planta
  Castle of Alpalhão
  Castle of Castle of Vide
  Castle of Marvão
  (Castle of Portalegre
  (Castle of Alegrete
  Castle of Nisa
  Castle of Montalvão - sem planta
  Castle of Castelo Branco
  Castle of Idanha-a-Nova
  Castle of Segura
  Castle of Salvaterra
  Castle of Penha Garcia
  Castle of Monsanto
  Castle of Penamacor
  Castle of Sabugal
  Castle of Vilar Maior
  Castle of Castelo Mendo
  Castle of Castelo Bom
  Castle of Almeida
  Castle of Castelo Rodrigo
  Castle of Freixo de Espada à Cinta
  Castle of Mogadouro
  Castle of Penas Roias
  Castle of Miranda do Douro
  Castle of Vimioso
  Castle of Outeiro
  Castle of Bragança
  Castle of Vinhais
  Castle of Monforte
  Castle of Chaves
  Castle of Montalegre
  Castle of Portelo
  Castle of Piconha
  Castle of Castro Laboreiro
  Castle of Melgaço
  Castle of Monção
  Castle of Lapela
  Castle of Valença
  Castle of Vila Nova de Cerveira
  Castle of Caminha
  Castle of Barcelos
  Castle of Sintra
caption: Castle of Montalegre, page 95
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