Hanoi or Ha Noi (Vietnamese: Hà Nội / 河內, lit. 'Inside of the Rivers' [haː˨˩ noj˧˨ʔ] ), often just referred to as The Capital (Vietnamese: Thủ đô), is the capital and second-largest city of Vietnam. It covers an area of 3,359.82 km2 (1,297.2 sq mi). It consists of 12 urban districts, one district-leveled town and 17 rural districts. It is located within the Red River Delta of Northern Vietnam. A major tourist destination in Vietnam, Hanoi offers well-preserved French colonial architecture, religious sites dedicated to Buddhism, Catholicism, Confucianism and Taoism, several historical landmarks of Vietnamese imperial periods, and a large number of museums. The Central Sector of the Imperial Citadel of Thăng Long in Ba Dinh District was recognized as a UNESCO World Heritage Site in 2010. (Source: Wikipedia.org, CC BY-SA)