This video is a tutorial of making Truchet Pattern Landscape in Rhino Grasshopper. Grasshopper script contains 'Square', 'Random', 'List length', 'Dispatch', 'Explode', 'List Item', 'Point on Curve', 'Arc SED', 'Mirror Curve', 'Offset Curve', 'Loft', 'Extrude', 'Split Surface', 'Sort List', 'Reverse List', 'Range' components.