d12e8b4e_sic_Dome_projection___Domerama__Spherical_mirror
[0] Projection ease [Fisheye] Usually needs to be set up in the center of the dome, but with very powerful projectors you can position them almost anywhere. [Spherical mirror] 
Can be set up at the edges of the geodesic dome, out of the way of the audience and easier to secure from being knocked over or bumped into.
Geodesic Dome projection » Domerama
Spherical mirror