On 9 May 2023, Portugal issued a souvenir sheet of one stamp in the Europa 2023 theme “PEACE-the highest value of humanity”. The stamp depicts the 1868 Santa Marta Lighthouse which is located on the southwest coast of Portugal west of Lisbon.
Santa Marta L/H | 9 May 2023 | D2118
Thanks to Jaap Termes for alerting us to this issue.
See more lighthouse stamps from Portugal here.