A domed rotunda with eight Tuscan columns. Taft lay in state at the United States Capitol rotunda. There was no lying in state in the Capitol rotunda. The entrance rotunda and main gallery was especially grand. He was the first person to lie in state in the United States Capitol rotunda. This edifice was destroyed by an 1882 conflagration, with only a marble rotunda remaining. It was unveiled on May 3, 2011, in the Capitol Rotunda. Not everyone eligible to lie in state in the Capitol Rotunda does so. Estimates were that over 500 people gathered around the marble rotunda. The venue is in diameter with the rotunda above the floor. The aircraft is now on display in the museum's rotunda. Hidden chambers engineered within the rotunda form a sophisticated structural system. It is located on the south side of the rotunda. It is located immediately south of the Rotunda. Thornton had first conceived the idea of a central rotunda.