A nice entry with tips on how to improved your landscape photography with example photos demonstrating each tip. Here's the list of the tips. for details, follow the link:

1 - Maximize the depth of field
2 - Use a tripod
3 - Look for a focal point
4 - Think about the foreground
5 - Consider the sky
6 - Lead the eye of the viewer
7 - Capture movement
8 - Work with the weather
9 - Think about the location of the horizon
10 - Photograph around dusk or dawn
11 - Change your point of view.