BetterPhoto.com: My Premium Gallery page,
which includes more recent photos with medium format (Mamiya 7), large format (Wista and Tachihara 4x5), and
digital (Canon Powershot A510, Canon Powershot A710IS, Canon Rebel XT/XTi, Panasonic Lumix LX3).
Mountain Light Photography by Galen Rowell. Landscapes with dramatic light; some wildlife photos. Nice slide shows!
Art Wolfe Online: Great wildlife photography and more! Lots of nice galleries; a long list of his books.
John Fielder, Nature Photographer: Landscape and historical photography; includes an extensive list of his published photo books.
Muench Photography, Inc.: Landscape photography by David and Marc Muench.
John Shaw Photography: Nature, Wildlife, Landscape, and Panoramic Photography.
Heather McFarland has some really clean, beautiful images. I found her on Betterphoto.com.
Tom Till Photography: Large format landscape photography; a huge stock photo library.
Ansel Adams Gallery: Virtual exhibits, contemporary artists, workshops,
books, and more.
Dan Heller Photography: Over 20,000 images from around the world.
Marc E. Adamus has some unbelievable work in his galleries. He's a master of light!
Danny Burk: Take some time and go through these galleries. There is a lot of really nice work here. His panoramas are addictive!
Pikes Peak Ranger District: Lists and describes many of the trails I mention on ColoradoLight.com, and more! Go to "Hiking and Walking" under "Activities Within Pikes Peak Ranger District" below the area map.
Eternal Rose: Relaxing music by Justus, on CD Baby.com.
Gary Null: Gary Null's Natural Living.
Dr. Weil.com: Dr. Andrew Weil's path to physical and mental health.
Useit.com: Jakob Nielsen, website usability expert.