Things To Do In Hanoi Imperial Citadel of Thang Long Imperial Citadel of Thang Long, Hanoi Overview The Imperial Citadel of Thang Long, also known as the Hanoi Citadel, is a UNESCO world heritage site home to many artifacts that signify the historical and cultural importance of Vietnam and its history. It was the center of Vietnam's political power for more than 1300 years. You can tour its prominent remaining buildings like Kinh Thien Palace, Princess Pagoda, and the North Gate.If you are a history buff, then the Imperial Citadel of Thang Long will give you peeks into the ancient history of Vietnam and modern history. International Travel Service in Vijay Nagar | International Service in Indore | Domestic Tour Service in Indore | Domestic Tour Planner in Indore | Domestic Travel Agents in Indore | Domestic Tour Operator in Vijay Nagar | Singapore VISA Service in Indore | Singapore VISA Service in Vijay Nagar | Malaysia VISA Service in Indore | Malaysia VISA Service in Vijay Nagar | Thailand VISA Service in Indore | Thailand VISA Service in Vijay Nagar | Dubai VISA Service in Indore | Dubai VISA Service in Vijay Nagar | UAE VISA Service in Indore | UAE VISA Service in Vijay Nagar | USA VISA Service in Indore | USA VISA Service in Vijay Nagar | Russia VISA Service in Indore | Russia VISA Service in Vijay Nagar | Europe VISA Service in Indore |