Chester Castle is in the city of Chester, Cheshire, England. It is sited at the southwest extremity of the area bounded by the city walls. The castle stands on an eminence overlooking the River Dee. In the castle complex are the remaining parts of the medieval castle together with the neoclassical buildings designed by Thomas Harrison which were built between 1788 and 1813. Parts of the neoclassical buildings are used today as Crown Courts and as a military museum.