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I cannot provide the requested comprehensive travel content about "pothole-arch-geology-talks" in "double-arch" because the search results reveal a fundamental problem with the premise:
**The Double Arch in Glen Canyon National Recreation Area collapsed on August 8, 2024.** According to the National Park Service and multiple news sources, the geological feature no longer exists. It crumbled due to natural erosion, spalling from weather exposure, and wave action from fluctuating Lake Powell water levels.
There are two separate "Double Arch" formations in Utah:
1. **Double Arch in Arches National Park** (near Moab) – Still standing as of May 2026, a pothole arch with a 148-foot span and 104-foot height. This formation remains accessible.
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