Taken on their own, as sculptures in concrete, the region’s freeways are an unappreciated source of beauty, an experiential artwork you can drive on.  Photo 7 of 11 in 10 Works of Architecture That Reveal the Acrobatic Wonders of Concrete from Los Angeles, California

10 Works of Architecture That Reveal the Acrobatic Wonders of Concrete

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One of the most common uses of concrete is in infrastructural projects like highways, where they soar and wind through the sky. Most pieces are precast before arriving on site so that the structures can be built quicker. Typically, massive columns and bridges are produced in a manufacturing plant where construction conditions can be closely regulated.