Vietnam is the easternmost country on the Southeast Asian Indochinese Peninsula. With an estimated 95.5 million inhabitants as of 2018, it is the 15th most populous country in the world. Vietnam shares its land borders with China to the north, and Laos and Cambodia to the west.

Russia is a European country located in Eastern Europe with a vast expanse of territory that stretches across Northern Asia. It is by far the largest country in the world by area, covering more than one-eighth of the Earth's inhabited land area, spanning eleven time zones, and bordering 16 sovereign nations. The territory of Russia extends from the Baltic Sea in the west to the Pacific Ocean in the east, and from the Arctic Ocean in the north to the Black Sea and the Caucasus in the south.

The Dooars or Duars are the alluvial floodplains in northeastern India that lie south of the outer foothills of the Himalayas and north of the Brahmaputra River basin. This region is about 30 km wide and stretches over about 350 km from the Teesta River in West Bengal to the Dhansiri River in Assam.

Enjoy a splendid view of city Kolkata from its bridges. Get a spectacular view of Victoria Memorial, Princep Ghat & two iconic bridges at the evening.