NPS Image / Gregory Purifoy Welcome to Virtual March-In!We are commemorating the arrival of the weary Continental Army to Valley Forge with featured activities and videos like this one! 
 A Natural SanctuaryBounded by a ridgeline to the south, the Schuylkill River to the north, and Mount Joy and Mount Misery to the west, the landscape of Valley Forge provided a natural triangle of defense for the Continental Army. 
 
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 A showcase of the diverse communities of plant and animal life at Valley Forge.  | 
Last updated: November 2, 2021