
A golden poplar grows out of the granite along the West Branch of the Penobscot River in Maine’s Ripogenus Gorge.
A golden poplar grows out of the granite along the West Branch of the Penobscot River in Maine’s Ripogenus Gorge.
White water on the Penobscot’s East Branch near Grindstone Falls.
Ripogenus Gorge on the West Branch of the Penobscot was once a challenge for loggers and now poses a challenge for white water rafters.