Josh Dittmer | Yosemite Decimal System Explained by Elite Alpinist @Joshdittmerpodcast | Uploaded September 2023 | Updated October 2024, 4 hours ago.
Scott Johnston describes how the Yosemite Decimal System works, and it's origins.

If you enjoyed this clip, you will love the full episode. Be sure to check it out: youtube.com/watch?v=fMAqNP_9pNo

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