The site of the Normandy landings is a popular tourist destination . The battery at Longues @-@ sur @-@ Mer is well preserved , and its observation bunker house a visitor centre . The gun emplacements at Le Hamel and La Rivière still exist , but many other batteries and defensive positions have been allowed to decay . Bayeux is home to the Musée Mémorial de la Bataille de Normandie and the Bayeux Commonwealth War Graves Commission Cemetery . La Cambe German war cemetery is also near Bayeux . At Arromanches , many elements of the Mulberry Harbour are extant and a museum examine its construction and use . The radar station is the site of a visitor centre and theatre .