There is the possibility that the subtleties escape me. I have the same problem with punk music sometimes, I can't spot hardcore from West Coast, from Oi!
But the three photographs you have showed me display the style that is found everywhere else in calendar photography: contrasty mountains shots taken at the "golden hour", cottony rivers, saturated colours, blinding light.
Here are some landscape photographs I consider a tad different:
David Maisel: http://www.davidmaisel.com/works/photo/lak_m_01.jpg
Edward Burtynsky: http://edwardburtynsky.com/WORKS/Bre...ailings_36.jpg
Joel Sternfeld: http://www.luhringaugustine.com/files/b88cbbe1.jpg