Lynda.com offers 1,500 courses on over 400 software titles but they’re not simply a “tech training” resource. The following courses will give you an idea of their range.

Accounting
Architecture
Business Skills
Cameras & Gear
Data Analysis
Databases
DSLR Video
Ebook Design
Filmmaking
Game Design
Google Docs
Illustration
Lighting
Music Production
Photography
Public Speaking
Spreadsheets
Time Management
Web Design
Word Processing

Here are a few examples to give you some idea of the variety of the content.

Core Data for iOS	DSLR Video Tips	Effective Public Speaking
Effective Resumes	Excel 2010 Essentials	Google Docs Essentials
Illustrator CS6 Intermediate	iPad Music Production	Night & Low-Light Photography