The Eastern Sierra of California is a mythical mountain range of massive mountains that rise straight out of the desert floor. Scratching the sky, Giant Steps Couloir is a rarely tamed and hard-fought line that takes careful navigation and strong legs to ascend and descend.

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'The FIFTY' is a project to climb and ski all 50 lines chronicled in the book, "The Fifty Classic Descents of North America". Over the next three years, Cody Townsend will be chronicling the adventures, challenges, and travels as he takes on a collection of the most aesthetic, spectacular, and hardest lines in North America.

Line #1: Messner Couloir

Line #2: Mt. Superior

Line #3: Terminal Cancer

Line #4: Hypodermic Needle

Line #5: Mt. Currie

Line #6: Aemmer Couloir

Line #7: Joffre Peak

Line #8: The Sphinx

Line #9: Pontoon Peak

Line #10: Spearhead Traverse