Home›Sources›U-Shaped Valleys, Fjords, and Hanging Valleys (U.S. National Park Service)SourcesU-Shaped Valleys, Fjords, and Hanging Valleys (U.S. National Park Service)Government Agency ReferenceCitation FormatsGeneral ReferenceGeneral Reference Citation TextGeography Atlas. "U-Shaped Valleys, Fjords, and Hanging Valleys (U.S. National Park Service)." Accessed August 30, 2026. https://dev-geography.interactiveatlas.org/sources/ushaped-valleys-nps.Copy General ReferenceAPA StyleAPA Style Citation TextGeography Atlas. (n.d.). U-Shaped Valleys, Fjords, and Hanging Valleys (U.S. National Park Service). Retrieved August 30, 2026, from https://dev-geography.interactiveatlas.org/sources/ushaped-valleys-npsCopy APA StyleBibTeXBibTeX Citation Text@misc{geographyatlas-u-shaped-valleys-fjords-and-hanging-vall, author = {Geography Atlas}, title = {U-Shaped Valleys, Fjords, and Hanging Valleys (U.S. National Park Service)}, year = {2026}, url = {https://dev-geography.interactiveatlas.org/sources/ushaped-valleys-nps}, note = {Accessed August 30, 2026} }Copy BibTeXReference and ClassificationVerifiedA National Park Service article on how valley glaciers carve U-shaped valleys, consulted for the Glaciation entity’s own shaped-by edge to The Alps.FactsSourcesClaims Backed By This Source (5 claims)Comments (0)Reader Challenges (0 open reader challenges)FactsPublisherWell-attestedU.S. National Park ServiceURLWell-attestedhttps://www.nps.gov/articles/ushapedvalleysfjordshangingvalleys.htmSource TypeWell-attestedscientific-agencySourcesU-Shaped Valleys, Fjords, and Hanging Valleys (U.S. National Park Service)U.S. National Park ServiceView the SourceClaims Backed By This Source (5 claims)This source backs 5 claims across the atlas. As facts: 4 well-attested. As cited relationships: 1 holds.Disposition By TopicSources, 4 claims: 4 well-attested.Landforms, 1 claims: 1 holds.Well-attested4SourcesU-Shaped Valleys, Fjords, and Hanging Valleys (U.S. National Park Service)Holds1LandformsThe AlpsComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0 open reader challenges)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.View At A Past YearThe atlas records no dated fact of its own for this entry, so there is no other year to choose.Show This Year