Day is free at leisure to explore the city on your own. 

Stay overnight in Hanoi

Private Tour Recommendation:

Pick up at hotel, firstly visit Ho Chi Minh’s Mausoleum (outside view on Monday and Friday/Fine Art Museum as alternative), his house on stilt, the botanical garden and the Presidential palace while learning about his life and revolutionary activities. On the way out visit One Pillar Pagoda. The pagoda was constructed in 1049 by King Ly Thai Tong according to his dream of Bodhisattva seating on a lotus flower and led him to the pagoda and Temple of Literature. Having lunch at a local restaurant After that, visit to Hoan Kiem Lake (Restored Sword lake) with Ngoc Son temple and Ethnology Museum. Then take the 1 hour cyclo tour around the Old quarter through its streets which are named after the guilds that used to represent such as Hang Bac (Silver Street), Hang Gai (Silk Street), Hang Tre (Bamboo Street) etc… . Then return to hotel. Free and overnight.