Jonathan Katz > Trail Favorites List

12.9 mi 20.7 km Black Canyon of the Yellowstone Intermediate/Difficult Mammoth Hot Springs, WY	Intermediate/Difficult	Mammoth Hot Springs, WY	6
4.6 mi 7.4 km Avalanche Peak Difficult Yellowstone East Entrance, WY	Difficult	Yellowstone East Entrance, WY	50

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