Circle within a Circle Landscape

This video is a tutorial about making the circular pattern landscape in Rhino Grasshopper. Grasshopper script contains 'Rectangular', 'Circle', 'Construct Domain', 'Random', 'Move', 'Curve Closest Point', 'Line', 'End Point', 'Rotate', 'Boundary Surfaces', 'Jitter', 'Dispatch', 'Deconstruct Brep', 'Extrude' components.