Organised by the Thang Long-Hanoi Heritage Conservation Centre and the UNESCO Office in Vietnam, the exhibition comprises of three sections representing the natural landscape and culture of the Indochinese countries, the economic cooperation among the nations, and other regions, as well as the image of Thang Long dragon in Vietnamese culture.

It is a combined event at nine museums in the three Indochinese countries, presenting six world cultural heritage sites including Angkor, Preah Vihear Temple, Vat Phou, My Son, Ho Citadel and Thang Long Imperial Citadel.

Vietnam is holding the event for the first time. It is the second country of the three nations to host the exhibition, following an event at Cambodia's Angkor.

The exhibition will run until December, 2013.