"This is a video I made of the game I wrote in 1987 called "The Colony". It won the Best Adventure Game of the Year from MacWorld magazine. It was one of the very first realtime 3D FPS/adventure games ever..."

Part 1 (embedded): http://www.youtube.com/watch?v=i1XENlUUOhA
Part 2: http://www.youtube.com/watch?v=3k3qrt76Ddk

From http://www.offworld.com/2009/02/a-look-back-at-the-colony-the.html ...