From King of Prussia, take I‑76 W (Schuylkill Expy) toward Valley Forge.
• Pass the King of Prussia Mall and the entrance to Valley Forge National Historical Park on your right.
• Continue onto the Pennsylvania Turnpike (I‑76 W, toll) at Valley Forge.
• Travel west on the Turnpike; you’ll pass signs for Great Valley and Malvern corridors.
• Take Exit 312 for PA‑100 toward Downingtown/Exton.
• Turn right onto PA‑100 N (Pottstown Pike) toward Chester Springs/Eagle.
• Continue ~2 miles on PA‑100 N. Along the way you’ll pass Exton Square area (to the south), then approach Marsh Creek State Park signage as you near Eagle Village.
• The Sanctuary ( 122 Pottstown Pike ) is on the right, across from the Eagle Tavern. Parking is in the rear.