Kengnam Hanoi Historical Tower is a tallest skyscraper in Hanoi, which was fully constructed and opened in 2011 by a South Korean company called Kingnam Corporation. This landmark consists of a 72-storey office tower 350 meters high, and two residential towers. It consists of 48 floors. The most attractive point in this tower is the seventy-second floor, with a total area of 609,673 square meters, ranking fifth as the largest floor area for a single building in the world. Stunning panoramic view of the entire city.