The TR-CO dome as the hemisphere version

with 4 vertical side door openings, and the octagon cone on top. Inside is a sphere sculpture, based on the Order in Chaos model by Father Magnus Wenninger O.S.B. 


Images are 5 of many taken from the Screensavers CD, reduced  in size and resolution for faster web viewing.
See also:
Screensaver CD
4 frequency geodesic
Hart and Wenninger
TR-CO Dome Part 1