Ha Long Bay is located in the northeastern part
of Vietnam and constitutes part of the western
bank of Bac Bo Gulf, including the sea area of
Ha Long City and Cam Pha Town and part of Vân
Don island district. It abuts Cat Ba Island in
the southwest. Toward the west is the shore with
a 120 km-long coastline. It is located within
106o58’-107o22’ east longitude and within
20o45’- 20o50’ north latitude. The site is 1553
sq. km with 1969 islands of various sizes, of
which 989 have been named.>>>