Four thousand deaths is the figure most often attached to the catastrophe remembered here, though no final total was ever established. On 29 March 1809, as French forces seized Porto during the First Battle of Porto, civilians and retreating Portuguese defenders rushed toward Gaia across the Ponte das Barcas. This was not a masonry bridge: it was a roadway laid across twenty boats, held in the Douro by anchors.
The pressure of the fleeing crowd turned that escape route into a death trap. Parts of the bridge gave way, and the bridge’s opening for river traffic may also have left people pushed into the water; the precise sequence remains disputed. Horses, gunfire, and the crush at the river’s edge added further deaths.
The bridge stood a short distance downstream from today’s Dom Luís I Bridge. Its disaster gave this memorial its name, Alminhas da Ponte, honoring the souls lost at the crossing. The original riverside image was replaced here in 1897 by a bronze work from sculptor José Joaquim Teixeira Lopes. As you stand still beside it, this small act of remembrance brings an immense wartime loss down to the human scale of a single crossing.