West entrance to Zion Tunnel. Zion Tunnel is 6000 feet long, cut through solid sandstone. It is said to be the longest highway tunnel in the world with the exception of the tubes under the Hudson Rive
9/05/1929
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This primary source comes from the Records of the National Park Service.
National Archives Identifier: 520396
Full Citation: West entrance to Zion Tunnel. Zion Tunnel is 6000 feet long, cut through solid sandstone. It is said to be the longest highway tunnel in the world with the exception of the tubes under the Hudson Rive; 9/05/1929; Records of the National Park Service, Record Group 79. [Online Version, https://docsteach.org/documents/document/west-entrance-to-zion-tunnel-zion-tunnel-is-6000-feet-long-cut-through-solid-sandstone-it-is-said-to-be-the-longest-highway-tunnel-in-the-world-with-the-exception-of-the-tubes-under-the-hudson-river, October 5, 2024]Rights: Public Domain, Free of Known Copyright Restrictions. Learn more on our privacy and legal page.