Welcome to Lost River Gorge and Boulder Caves!

Located in beautiful Kinsman Notch, North Woodstock, NH.

Hours of Operation for Monday, June 27, 2022

9:00 am to 5:00 pm

Reservations should be made in advance online. Reservations are limited per hour, per day to enhance the visitor experience. Certain time blocks or days may sell out.

Daily Gorge Report

Date: Monday, June 27, 2022

Time: 9:00 am

Weather Conditons: Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms, mainly between 1pm and 4pm. Some of the storms could produce heavy rain. High near 69. Southwest wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Gorge Temperature: 60 ℉

Top Temperature: 65 ℉


  1. PLEASE NOTE: If WET, ALL BOARDWALKS, LADDERS AND STAIRS WILL BE SLIPPERY! Expect to encounter uneven footing plus natural and man-made obstacles. Outdoor clothing and sturdy footwear are highly recommended. Sandals, flip-flops, high heels and platforms ARE NOT recommended.

  2. We light our boulder caves with lanterns. DO NOT TOUCH, SEVERE BURNS WILL RESULT! Some boulder caves may be too dark for younger children.

  3. If thunderstorms and/or lightning occur, the gorge will be evacuated for the safety of visitors and Lost River staff. There are no refunds, but we will be happy to issue a rain check.

Cave Rating Chart:

  1. A) Most difficult! For the adventurous and agile. Children under 12 must be accompanied by an adult.
  2. B) Less difficult! For the agile. Children under 8 must be accompanied by an adult.
  3. C) Least difficult! For just about everyone.
Cave Cave Difficulty Open Closed Flooded Wet
Sun Altar C XX
Cave of Odin B XX
Devil's Kitchen B XX
Cave of Silence B XX
Parallel Rocks A XX
Center of the Earth B XX
Lemon Squeezer A XX
Dungeon A XX
Bear Crawl B XX
Judgment Hall of Pluto B XX
Shadow Cave B & C XX
Nature Garden X
Ecology Trail (1/2 Hour Self-Guided Hike) XX

Please Note: The Dilly Cliff Trail is permanently CLOSED. No trails closed today.

COVID-19 rules & regulations are available at LostRiverGorge.com!

The neccesary knowledge and skills for a safe visit are your responsibility!