University of Colorado Boulder Old Main Building with Blue Skies

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Size: 3000px × 2000px
Location: Boulder, CO, USA
Photo credit: © Jeff Zehnder / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 1876, architecture, beautiful, blue, boulder, brick, building, campus, city, college, colorado, cu, cub, day, education, founded, learn, main, mountain, outdoor, pine, public, red, research, rocky, roof, school, tree, trees, ucb, university, urban, usa, western