Guarda (gwär´də), city (1991 pop. 18,215), capital of Guarda dist., N central Portugal, in Beira Alta. On the slopes of the Serra da Estrela, it is Portugal's highest city (c.3,400 ft/1,040 m) and is a winter sports resort. Guarda is also the commercial center of an agricultural region, producing metals, leather, and alcoholic beverages. It has an old fort, a castle, and a Gothic cathedral.
"Guarda." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (January 16, 2018). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/guarda
"Guarda." The Columbia Encyclopedia, 6th ed.. . Retrieved January 16, 2018 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/guarda