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Pennsylvania Pine Forest
Photo: Mossy stream in forest
WALLPAPER

A small Appalachian stream flows through a Pennsylvania pine forest in Pine Grove Furnace State Park. The now tranquil site was once home to a booming iron furnace industry.

Photograph by Sam Abell

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Long Exposures

When making long exposures, use a remote release to avoid camera movement. If you don't have a remote release, use the camera's self-timer.

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