Last modified on Thu 10 Jun 2021 14.56 EDT An environmental piece over 3km long, titled Axe Majeur (1980-ongoing), in the French town of Cergy-Pontoise, north-west of Paris; Passages (1990-94), a memorial to the philosopher Walter Benjamin in Portbou, Spain; Murou Art Forest (1998-2006) in Japan; and Way of Human Rights in Nuremberg, Germany (1989-93), are among the most celebrated works designed by the artist Dani Karavan, who has died aged 90. Karavan practised various art forms, including painting and drawing, stage-set design and wall reliefs, but it was environmental sculpture, a new med...