I think the haze works really well for the vanishing point of the river. My eye follows the canyon from front to back until it disappears and I get to look at the detail in the canyon walls on the way.
There is an issue with Uploading Photos (attachjments). I am not sure what the problem is, and I am looking into it. You can still try to Create your Threads and Upload your Photos, but it is hanging up during the Upload.