Architecture

Actual Education
A small Edinburgh-based company who plan, produce and sell PC CD-ROM 'Virtual Tours' of important historic buildings and locations in both Scotland and the wider world.
http://actualeducation.co.uk

EGI Digital
CDs with an image library of historic and contemporary styles of Western architecture. A few samples online.
http://www.egidigital.com/

Planet Architecture
CD-Roms on architecture: monographs of architects, with typologies public institutions to single family houses.
http://www.planetarchitecture.com/