The Old Quarter, near Hoan Kiem lake, has the original street layout and architecture of old Hanoi. At the beginning of the 20th century the city consisted of only about 36 streets, most of which are now part of the old quarter. Each street then had merchants and households specialized in a particular trade, such as silk traders, jewellery, etc. The street names nowadays still reflect these specializations, although few of them remain exclusively in their original commerce. The area is famous...