# Bluff Opposite Big Horn Camp, Black Cañon, Colorado River

- By: Timothy O'Sullivan (American, born Ireland, 1840–1882)
- Date: 1871
- Medium: Albumen print, from the album "Geographical & Geological Explorations & Surveys West of the 100th Meridian," vol. 1
- Classification: Photograph
- Dimensions: Image/paper: 20.3 × 27.5 cm (8 × 10 7/8 in.); Mount: 39.3 × 50 cm (15 1/2 × 19 11/16 in.)
- Culture: United States
- Credit line: Photography Gallery Fund
- Museum: [Art Institute of Chicago](https://www.artic.edu/artworks/140419)
- Rights: [Public domain (CC0)](https://creativecommons.org/publicdomain/zero/1.0/)
- Picture: https://www.artic.edu/iiif/2/698c8b38-6a34-0623-4086-2e02da959ee6/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)