# Wall in the Grand Canyon, Colorado River

- By: Timothy H. O'Sullivan (American, born Ireland, 1840 - 1882)
- Date: 1871
- Medium: albumen silver print
- Classification: Photograph
- Dimensions: image: 27.62 x 20.32 cm (10 7/8 x 8 in.) ; plate: 35.56 x 28.26 cm (14 x 11 1/8 in.) ; mount: 50.32 x 40.16 cm (19 13/16 x 15 13/16 in.)
- Culture: American
- Credit line: Gift of Mary and Dan Solomon and Patrons' Permanent Fund
- Museum: [National Gallery of Art](https://www.nga.gov/collection/art-object-page.136544.html)
- Rights: [Public domain (NGA Open Access, CC0)](https://creativecommons.org/publicdomain/zero/1.0/)
- Picture: https://api.nga.gov/iiif/b9e34268-51f9-445d-8578-3a335872cef4/full/!1920,1080/0/default.jpg
- Who can see it: Kids profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)