- Vietnam has three citadels listed as UNESCO World Heritage Sites and the latest -- and strangest -- is the Citadel of the Ho Dynasty
- Ho Citadel, the capital city of the short-lived Ho Dynasty, is made up of four city walls surrounding farmland
- Developing tourism may mean stopping agricultural activities and could affect locals' livelihood
CNN Travel's series often carries sponsorship originating from the countries and regions we profile. However, CNN retains full editorial control over all of its reports. Read the policy.
Thanh Hoa Province, Vietnam (CNN)You might expect a communist government to distance itself from its imperial past, but the Vietnamese regime has seen the value in celebrating the country's bygone emperors and promoting its ancient citadels as tourist destinations.