Russet Lake via High Note Trail is a challenging 13.2-mile out-and-back trail near Whistler, British Columbia, known for its stunning views and rugged terrain. Hikers can expect lots of ups and downs through the forest, with the option to camp at Russet Lake Backcountry Campground or the Kees and Claire Hut. The trail is open year-round and offers a rewarding nature adventure, but be prepared for limited water sources, windy conditions, and potential encounters with marmots and bears. Overall, it's a must-do hike for those seeking a memorable outdoor experience in the beautiful Garibaldi Provincial Park.