National Symbol of bangladesh:

National Flag of bangladesh: The National Flag is in bottle green and rectangular in size, with a red circle on the body of the green. The background colour symbolizes the greenery of Bangladesh with its vitality and youthfulness, while the red disc represents the rising sun of independence after the dark night of a blood drenched struggle.
Map of bangladesh:

Introduction:
Bangladesh is a unitary and sovereign republic known as the People’s Republic of Bangladesh. It is a country in South Asia | |
Bangladesh's 147,570 sq km are situated on a fertile alluvial plain formed by large rivers, the Padma and the Jamuna. Its topography is flat with no great mountains or deserts, and its rivers are vast. Bangladesh is bordered by India to the north-east and west, Myanmar to the south-east, and the Bay of Bengal to the south. The state language of Bangladesh is Bangla.
Symbols od Bangladesh:

Background of bangladesh:
The history of Bangladesh as a nation state began in 1971, when it seceded from Pakistan. Thishappened due to political exclusion, ethnic and linguistic discrimination and economic neglect by the politically dominant western wing, popular agitation grew and gave rise to a secular cultural nationalist movement, leading to the declaration of independence and Bangladesh Liberation War in 1971.

Father of the Nation: Sheikh Mujibur Rahman was born in 17 March 1920 and died in 15 August 1975. He is also popularly known in Bangladesh and West Bengal as Bangabandhu. Sheikh Mujib, was a Bengali politician and the founding leader of Bangladesh. He is generally considered in the country as the Jatir Janak, or Father of the Nation. Mujib served twice as the President of Bangladesh, including the first presidency of the country and later during one party rule. He was assassinated by junior army officers in a military coup on 15 August, 1975. His eldest daughter Sheikh Hasina is the present leader of the Awami League and the current Prime Minister of Bangladesh.

Bangla the state language :
International Mother Language Day is an observance held annually on 21 February worldwide to promote awareness of linguistic and cultural diversity and multilingualism. International Mother Language Day originated as the international recognition of Language Movement Day, which has been commemorated in Bangladesh since 1952, when a number of students including the students of the University of Dhaka and Dhaka Medical College were killed by the Pakistani police in Dhaka during the Bengali Language Movement protests.
On 21 February 1952, (8th Falgun 1358 in the Bengali calendar), students in the capital city of Dhaka called for a provincial strike. The government invoked a limited curfew to prevent this and the protests were tamed down so as to not break the curfew. The Pakistani police fired on the students despite these peaceful protests and a number of students and other people were killed. Four of the students were Abdus Salam, Rafiq Uddin Ahmed, Abul Barkat and Abdul Jabbar.

Cities of Bangladesh:
The major cities of Bangladesh are: * Dhaka City * Chittagong * Khulna * Rajshahi * Sylhet * Barisal * Rangpur * Comilla * Narayanganj * Gazipur
Dhaka is the capital of Bangladesh and the principal city of Dhaka Division. Dhaka is a megacity and one of the major cities of South Asia. It is located on the banks of the Buriganga River. Greater Dhaka Area has a population of roughly 17 million.

Rivers of Bangladesh:
Bangladesh is a land of rivers. Many rivers flowed over this country. Some of them are big and some are small. All the rivers fall into the Bay of Bengal. The principal rivers of Bangladesh are Padma, Megna, Jamuna, Brahamaputra, Dhaleswari and Karnafuli. Besides, there are many small rivers like the Buriganga, the Sitallakya, the Gumti, the Tista, the Atrai, the Kortoa, The Mohananda, the Madhumati and many others. They have tributaries as well.
Improtance and usefulness: The rivers are of great help to us. Our agriculture depends on the rivers. Our rivers are a great source of wealth. The rivers abounded in fishes. Fish is an important food of our country. Our rivers are important means for transport too. Boats, launches, steamers ply through them in all seasons. They carry passengers and goods from one place to another.

Currency Of Bangladesh:
Taka is the currency of Bangladesh. Bangladesh Bank, the central bank of the country, controls the issuance of the currency, except one taka and two taka notes, which are the responsibility of the Ministry of Finance of the government of Bangladesh. The most commonly used symbol for the Taka is Tk and ৳, used on receipts while purchasing goods and services.
Government Of Bangladesh:
Bangladesh is a parliamentary democracy. The head of the government is Prime Minister and the head of the state is President.
Jatiya Sangsad (The National Assembly) consists of 330 members. 300 members are elected for a five-year term in single-seat constituencies and 30 women are elected by the parliamentarians. The latest elections were held in December 29, 2008. Bangladesh Awami Leaque (AL) and the grand alliance got a landslide victory. Sheikh Hasina, the Chairperson of AL, was sworn in as the Prime Minister of Bangladesh Government. The previous elections were held in 2001 and was won by Bangladesh Nationalist Party (BNP).
Place of Interest:
Sundarbans
Sundarban is located at about 320km in west of Dhaka. Here in the south, spread over an area of about 6000 sq. km. of delta swamps along the coastal belt of Khulna is the biggest mangrove forest, Sundarbans (beautiful forest) - the home of the Royal Bengal Tiger. These dense mangrove forests are criss-crossed by a network of rivers and creeks. One find here tides flowing in two directions in the same creek and often tigers swimming across a river or huge crocodiles basking in the sun. Other wildlife in this region is cheetahs, spotted deer, monkeys, pythons, wild bears and hyenas.