Beira Baixa Directory References Discover How Does Wi-Fi Work? 10 Democrats Who Made History How Many Countries Are There in the World? Periods of American Literature Russian Revolution Timeline Why Do We Give Valentine Cards? 8 Must-See Paintings at the National Gallery of Art in Washington, D.C. Contents Ask the Chatbot a Question Beira Baixa province, Portugal Ask the Chatbot a Question Learn about this topic in these articles:physiography of Portugal In Portugal: Northern interior…Meseta, are Beira Alta and Beira Baixa.Read MoreBritannica ChatbotChatbot answers are created from Britannica articles using AI. This is a beta feature. AI answers may contain errors. Please verify important information in Britannica articles. About Britannica AI.