Vietnam Tours - Saigon Mekong Delta Tours 4D3N. Hochiminh city, also known as Saigon, is the most bustling & busy city of skyscrapers, vibrant nightlife. The city is full of French architecture, tree-lined boulevards, full of motorcycle and city with traditional conical hat. This trip is designed to bring you into fabulous places of this timeless beauty and traditional charm of Hochiminh city. Saigon is best ideal for vietnam tours.