This commemorative stamp from Portugal features a decorative ceramic tile design from the series “5 Séculos do Azulejo em Portugal” (Five Centuries of Portuguese Tiles). Issued in the 1980s, it highlights a 19th-century azulejo design by the renowned Portuguese artist Rafael Bordallo Pinheiro. The artwork shows a symmetrical ornamental tile pattern with stylized birds and flowing Art-Nouveau inspired lines in green and ochre tones. Portuguese azulejos are famous worldwide for their decorative beauty and cultural significance in architecture. Stamps from this series are popular among collectors interested in art, architecture, and European cultural heritage.