A partially dismantled sculpture by Alexander Calder in Washington, D.C. is, at long last, in the process of being restored, according to Roll Call , a publication that focuses on Capitol Hill-based news. The sculpture in question, Mountains and Clouds , fills the 90-foot-high, skylit atrium of the Hill’s Hart Senate Office Building, which was constructed in the 1970s and first occupied in 1982. Calder’s proposal was chosen from a group of five sculptors who were tasked with designing “a work that would harmonize with the atrium’s surrounding white marble architecture and yet stand apart from the cluttering distraction of adjacent doors, windows, and balconies,” according to the Senate website . Calder made the final adjustments to his sheet-metal maquette on November 10, 1976; he died the following day in New York City. Construction on Mountains and Clouds began a decade later, in 1986, and the monumental sculpture, made out of black-painted aircraft aluminum, was dedicated ...