The shadows cast by the peaks and buttes add yet another dimension to the scene and are constantly changing with the angle of the sun. As a result, not two sunrises or sunsets look the same at ...
Sunrise and sunset points change during the year ... which can have alarming effects. Before an equinox shadows move one way, but after it they can move another. The light changes across ...
If you want to have a subject that isn’t silhouetted against your sunset/sunrise, try a fill-flash technique. This is when you uses a flash to fill in the shadows to match the daylight exposure.