Entrance to the Imperial Citadel, Hue, UNESCO World Heritage Site, Vietnam, Indochina, Southeast Asia, Asia

outdoors outside day daytime colour image colour color color image horizontal photography incidental people background people people in the background travel imperial citadel hue unesco world heritage site unesco world heritage sites unesco world heritage site world heritage sites vietnam indochina travel destinations building exterior place of interest architecture architectural history historical historic heritage cultural culture the past fort entrance plaza landmark tourist destinations