Panorama of the Battle of Waterloo by Ionic pilasters, and crowned with parapet with a frieze of palmettes. The entrance porch has two pairs of Tuscan columns supporting a triangular pediment. The rotunda houses an oil-on-canvas painting completed by French artist Louis Dumoulin in 1912, with 14 canvas panels sewn together to create a cylinder approximately in circumference and high. It is lit from above by a ring of glazing around the edge of the conical roof and is viewed from a high platform at the centre of the rotunda. The painting depicts several different episodes from the Battle of Waterloo in 1815, concentrating on charges
The Meeting of Wellington and Blücher after the Battle of Waterloo it was displayed in 1859. Maclise died in 1870, and the cartoon was acquired by the Royal Academy the same year. It was displayed at Burlington House until the 1920s. After 40 years in store, the "Waterloo Cartoon" was conserved and put on display at Royal Armouries in Leeds and the Royal Academy for the 200th anniversary of the Battle of Waterloo in 2015. Maclise started work on the painting in January 1860, and completed it during the winter of 1861. It was initially intended to be a fresco, with paint applied to wet plaster, but the work was completed