Opening Day for the Season, Friday, May 9, 2025 Open Daily 9am – 5pm

Lost River Gorge & Boulder Caves, located in New Hampshire’s Kinsman Notch, is a land of spectacular beauty forged by the powerful forces of nature.  Follow the wooden boardwalk trail through the gorge as it winds its way along the Lost River.  Explore jagged rock walls, gigantic boulders, rock-strewn glacial boulder caves, and cascading waterfalls.  Discover the Forest Adventure Trail, treehouse, and suspension bridge.  Elevate your experience by climbing into the Giant Bird Nest to observe a forest that stretches as far as the eye can see.

1 mile of boardwalk trail. 11 boulder caves.

“Gorge-ous” natural beauty.

Lost River Gorge & Boulder Caves / 1712 Lost River Rd. / North Woodstock NH