Fill in each blank in the sentences with the correct word from the box.

1. Like a local, you should take an afternoon rickshaw ride through the bustling streets of Ha Noi’s Old Quarter.
2. We can continue our journey and explore the fascinating Cua Van floating fishing             village in Ha Long Bay.
3. With outstanding geological  values, Ha Long Bay was recognized as the world natural heritage site twice in 1994 and 2000.
4. Ha Long Bay is also home to high biodiversity with typical eco-systems and thousands of fauna and flora species.
5. Located in the limes stone                  mountains of Phong Nha - Ke Bang National Park, Son Doong Cave was explored by a group of scientists from British Cave Research Association.
6. The Hue Citadel, which is a complex                      of monuments, has been officially recognized by the UNESCO as a World Heritage Site.
7. Hue is placed in a wonderful setting             : the Ngu Binh Mountain in the south, the sand dunes of Con Hen and Con Da Vien on the Perfume River as "dragon on the left, tiger on the right” to protect the citadel.
8. Most of the buildings in Hoi An. which reflect the traditional architectural                    style of the 18^lh and 19^th centuries, are carefully preserved.
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