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Mark VanDyke Photography: "X" Marks the Spot - Ricketts Glen
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Mark VanDyke Photography: Nature's Bounty, Ricketts Glen State Park, PA
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Mark VanDyke Photography: X Marks the Spot (Spring)
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Mark VanDyke Photography: Pennsylvania Ricketts Glen State Park Autumn Scenic
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Mark VanDyke Photography: Pennsylvania Ricketts Glen Autumn Waterfall
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Mark VanDyke Photography: Ricketts Glen State Park PA Spring Flows