Vimeo.com, "Inspirations" by Cristobal Vila.
Vimeo.com, "Hopf Fibration" by zerotensor.
Vimeo.com, "Escher" by Sergio Banffer.
Vimeo.com, "Escher HD" by StefanMGV.
Vimeo.com, "Incremental drift on the Riemann Sphere" by Daniel Piker.
Vimeo.com, "Lawson Klein Bottle Transparent" by Daniel Piker.
Vimeo.com, "4d-Hypercube" by Too Lang.