 The site of the Normandy landings is a popular tourist destination . The battery at Longues @-@ sur @-@ Mer is well preserved , and its observation bunker houses 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 <unk> de la <unk> de Normandie and the Bayeux Commonwealth War Graves Commission Cemetery . La <unk> German war cemetery is also near Bayeux . At Arromanches , many elements of the Mulberry Harbour are extant and a museum examines its construction and use . The radar station is the site of a visitor centre and theatre . 
