Links to my favorite resources:
Art:
Artists' Sites
www.elinart.com – Paintings and painting lessons by Elin Thomas
www.TheSculptedHorse.com – fine art bronzes by Lynda Sappington

Art Groups
American Academy of Equine Art

Sculpture Suppliers
The Compleat Sculptor
Arizona Sculpture

Writing:
Science Fiction/Fantasy/Writing Sites
Science Fiction and Fantasy Novelists
Fantasy SF Blog
Hatrack River Writers Workshop Orson Scott Card's site, which includes lessons, articles and critique.
Hatrack Writers Forums Message forum for writers.
Critters Writers Workshops A critique site.
Science Fiction and Fantasy Writers of America
Preditors and Editors Check here before signing with any editors or agents!

Freelance:
http://www.jobhero.com/freelance-writing-guide/   "The Ultimate Freelance Writing Career Guide" 

Writers' Organizations
Western Ohio Writers' Association