Hanoi Tourism, Vietnam. Travel Guide, History Information. Hanoi, one of the most beautiful of the colonial Indochinese cities, is often the start or end point of a trip to Vietnam, and what a great welcome or farewell it is. Oozing with charm, Hanoi has gone through wholesale changes since Vietnam swung open its doors to tourism, but it remains true to its essential personality and is an amazing city to experience. Though considerably quieter...