The Thornton Quarry in Illinois
An evening pause: A drone view of the Thornton Quarry in Illinois, one of the largest stone quarries in the world, which is located here.
Hat tip Wayne DeVette.
Tag: quarry
Scientists have located one of the quarries used by the builders of Stonehenge
Scientists have identified the quarry used by the builders of Stonehenge to build its first circle, 160 miles from the ancient monument.
Scientists have identified the quarry used by the builders of Stonehenge to build its first circle, 160 miles from the ancient monument.