are linked to Tarot mysticism. Other references may be to Freemasonry, Rosicrucianism or Knights Templar rituals. The smaller well contains straight stairs that connect a series of ring-shaped floors to one another. This well is also called the 'Unfinished Well'. Lakes, fountains, and the aquarium Bodies of water can be found in several places in the park. Two artificial lakes and several fountains were added by Monteiro. One of the most interesting and extravagant among them is the Aquarium, built as if it were naturally embedded in a large boulder. It was once considered the most important naturalist property in Regaleira. However, the Aquarium is no longer used and is poorly maintained. See also Sintra National Palace Pena National Palace Queluz National Palace Monserrate Palace Seteais Palace References Portuguese Association for Investigation "Rotas & Destinos" magazine Quinta da Regaleira: Sintra Portugal. Fundação Cultursintra Anes, José Manuel (1998, interviewed by Victor Mendanha). O Esoterismo da Quinta da Regaleira. Lisbon: Hugin Anes, José Manuel (2005). Os Jardins Iniciáticos da Quinta da Regaleira. Lisbon: Ed. Ésquilo Adrião, Vitor Manuel (2006). Quinta da Regaleira: A Mansão Filosofal de Sintra. Lisbon: Via Occidentalis Editora Veigas, Ana Sofia Fernandes (2007), Para uma Antropologia do Símbolo Estético: o paradigma da Quinta da Regaleira, Lisbon, Faculdade de Letras da Universidade de Lisboa External links Quinta da Regaleira homepage Portuguese Institute for the Architectonic Heritage (Portuguese) Antonio Augusto Carvalho Monteiro-Um Naturalista Pioneiro (Portuguese) Palaces in Portugal Buildings and structures in Sintra Museums in Lisbon District Historic house museums in Portugal Gardens in Portugal