https://www2025.arnoldrimtrail.org/wp-content/uploads/2025/05/run-the-rim-banner-2025_2000px.jpg “Run the Rim” is a trail run on Arnold Rim Trail in Stanislaus Forest, Calaveras County. The run is hosted in conjunction with the Arnold Rim Trail Association, Calaveras District of the Stanislaus National Forest, the Calaveras Amateur Radio Operators, and surrounding communities. Join Us for the 2025 Run the Rim! Start Times: Sunday, [...]

Join retired National Park Service Rangers Mary Anne Carlton and Nancy Muleady-Mecham as they share their extensive knowledge of the ecology and history of the Arnold Rim Trail and its environs. These gently paced walks meet at the Sierra Nevada Logging Museum in White Pines at 9 am, follow the paved ADA trail, and are [...]

Watch the sunset from the top of Cougar Rock on this intermediate hike led by members of the Arnold Rim Trail Association. Distance is about 4 miles total, with 730 feet of elevation gain. If you haven't done one of these hikes, you owe it to yourself to join the fun. They are scheduled on [...]

Join retired National Park Service Rangers Mary Anne Carlton and Nancy Muleady-Mecham as they share their extensive knowledge of the ecology and history of the Arnold Rim Trail and its environs. These gently paced walks meet at the Sierra Nevada Logging Museum in White Pines at 9 am, follow the paved ADA trail, and are [...]

All trail-building mornings meet at the Forest Service Ranger Station in Hathaway Pines at 8:30 am. After a brief safety orientation by Chief Trail Officer Greg, we will carpool to the section of trail we will work on that day. Since it often gets warm as the morning progresses, please bring layers, gloves, hat, sunscreen, bug [...]

Watch the sunset from the top of Cougar Rock on this intermediate hike led by members of the Arnold Rim Trail Association. Distance is about 4 miles total, with 730 feet of elevation gain. If you haven't done one of these hikes, you owe it to yourself to join the fun. They are scheduled on [...]