Lesson VI - HELIX and The Guggenheim Museum shape

 1. Firstly I have created some HELIX shapes and profile of circle or square that EXTRUDEd gives me thickness fo HELIX.

2. BOOLEAN operation.

3. Shaping Guggenheim Museum using HELIX command and Creating a profile (section) to extrude.

4. Rotation of profile to fit path of extrusion.