Honoring Stephen Mather, the first director of the National Park Service, the wilderness is located within North Cascades National Park, Lake Chelan National Recreation Area, and Ross Lake National Recreation Area in the North Cascade Range of Washington State. ~Wikipedia
I first took notice of Oakes Peak from the summit of Damnation Peak, first high point I climbed between Goodall and Bacon Creek drainages.
This area between Goodell and Bacon Creek drainages I'd not explored yet driven past numerous times on Highway 20.
When mountaineering legend Fred Beckey said to allow a fully day for the ascent, I think he really meant it.
Park Creek Trail had been closed off to all traffic this season due to damage resulted from wildfires.
The 16-mile approach into Thunder Basin felt extra long when views were scarce.