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 [...]

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 [...]

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 [...]

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 [...]

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 [...]

ART Natural History Hike with Nancy Muleady-Mecham, PhD Sunday, April 26 Join Biology Professor Nancy Muleady-Mecham (Doc Nancy) for a stroll along the Arnold Rim Trail and explore the natural and cultural history of the area. 2hours, 2 miles.  Meet at the SNLM Trailhead. Well-behaved dogs are welcome on leash.

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 [...]

ART Natural History Hike with Nancy Muleady-Mecham, PhD Saturday, May 9 Join Biology Professor Nancy Muleady-Mecham (Doc Nancy) for a stroll along the Arnold Rim Trail and explore the natural and cultural history of the area. 2hours, 2 miles.  Meet at the SNLM Trailhead. Well-behaved dogs are welcome on leash.

ART Natural History Hike with Nancy Muleady-Mecham, PhD Saturday, May 16 Join Biology Professor Nancy Muleady-Mecham (Doc Nancy) for a stroll along the Arnold Rim Trail and explore the natural and cultural history of the area. 2hours, 2 miles.  Meet at the SNLM Trailhead. Well-behaved dogs are welcome on leash.

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 [...]

Arnold Rim Trail Association is hosting our 2nd “Run the Rim” trail run event on Sunday, May 31, 2026 for people to enjoy the natural beauty of the spectacular Arnold Rim Trial. View Our Run the Rim Page for more Details >> Your participation directly supports the Arnold Rim Trail Association non-profit ongoing efforts to develop and [...]

ART Natural History Hike with Nancy Muleady-Mecham, PhD Saturday, June 6 Join Biology Professor Nancy Muleady-Mecham (Doc Nancy) for a stroll along the Arnold Rim Trail and explore the natural and cultural history of the area. 2hours, 2 miles.  Meet at the SNLM Trailhead. Well-behaved dogs are welcome on leash.

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 [...]

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 [...]

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 [...]