Running the 92-mile highway through Denali National Park.

A 49-mile loop that visits 6 of Yosemite's High Sierra Camps. Starting from Tuolumne Lodge and going clockwise: Vogelsang, Merced Lake, Sunrise, May Lake, Glen Aulin and back to the Tuolumne Lodge trailhead. After Vogelsang, there are two options to take for a route to Merced Lake; I took the outermost path over Vogelsang Pass. 

Jason Hill asked about the route:

Christof Teuscher posted the route:

Mark O. Hatfield Memorial Trail in the Columbia River Gorge. More info about the trail can be found here:     

Christof Teuscher established the challenge of climbing Mt Adams, then continuing on foot to Mt St Helens, for a total of about 90 miles and 30,000' of elevation gain.