Tangentfield and Fourth Door review created Roots Architecture Workshop in 2010 where each year 4 teams of participants wrestle with a pile of reclaimed and scavenged materials in a great weekend challenge to build 4 structures which knit together to create a stage or performance space – all happening at WOMAD festival. It has been a great experience to help Sally Daniels and her team to get the word out about this year’s event and to create a couple of images for her too. This one for the Tangentfield Salt Cellar Challenge….