This vibrant offset lithograph presents Christo's visionary proposal to drape the Arkansas River in Colorado under a massive translucent fabric installation. Created in 1996, the work exemplifies the artist's signature approach to environmental art through its ambitious scale and meticulous planning documentation. The print depicts the river landscape transformed by flowing golden and silvery fabrics that would undulate across the water's surface, creating a dynamic interaction between the natural environment and human intervention. The technical precision of the lithographic process captures the subtle gradations of light and shadow that would characterize the actual installation, rendering both the geographical specificity of the Colorado landscape and the ethereal quality of the proposed intervention. The unnumbered edition print is executed on Rives vellum ragpaper, a premium archival substrate that enhances the luminosity of the colored inks and ensures lasting quality for collectors. Though the Over the River project remained unrealized during Christo's lifetime, such preparatory prints and documentation have become highly sought after by collectors as essential records of his conceptual practice. This work represents a pivotal moment in the artist's career when he was developing his most expansive vision for temporary landscape transformation, making it a significant acquisition for those interested in twentieth-century environmental and installation art.