The Agile Business Park(tm) features four environments for you to study distributed agile and project management.
Here is a wider list of similar options. 0d means you can’t see. 1d means there is no spatial component. You may or may not be able to see faces. 2d adds a spatial floor layout, but is simple and flat. 3d adds perspective. 4d focuses on scripting object behaviors and building together in real time (as opposed to build then upload and run).
Telephone (Cell phone, Speaker Phone, etc)
Space Navigator (and other Haptic input devices)