Col. Patrick MacKellar (Argyllshire 1717-1778) was the chief engineer of Menorca and his house today is known as Son Granot. Es Castell celebrates its Foundation Day  on 1 June with 18th-century themed festivities, in which the Municipality itself, St. Philip's Castle Foundation, Son Granot and other institutions participate.
Col. Patrick MacKellar (Argyllshire 1717-1778) was the chief engineer of Menorca and his house is now known as Son Granot. Es Castell celebrates its founding day on June 1st with festivities that are themed around the 18th century, in which the municipality itself, St. Philip's Castle Foundation, Son Granot, and other institutions participate.