I just got back from a few days in Montana. The weather wasn't great while I was there so I didn't take many pictures. These are a couple of panoramics I made the last time I visited Montana. They are actually multiple shots from a Phase One back stitched together in Photoshop. The widest side is 15,000 pixles. That's a pretty big file.
Obviously this blog's format doesn't suit a wide panoramic, so you can see a larger version here. Here's a detail shot from the lower left of the bottom image: