Start your research with some of these links

Constellation Explorer - Lots of information - Several cultures mythology, major stars, deep sky objects, interactive star map

The Constellations and Their Stars  - very complete, a lot of infomation

The Constellations - Astronomer Jim Kaler's page with a lot of info about constellations and their stars

The Constellations - Lots of info for each constellation

Constellation Mythology - source for constellation myths

Hawaiian Astronomical Society

Constellations - Enchanged Learning - collection of all sorts of info

Windows to the Universe: Constellations - consise info

The Constellations - Table with major stars of each constellation.

The Deep Photographic Guide to the Constellations - photos of the constellations; you can look at long exposures to see deep sky objects