1. The Earth is divided into five major oceans:
- The Atlantic, Pacific, Indian, Southern (Antarctic), and Arctic.
- The Pacific Ocean is the largest, covering more than 60 million square miles.
2. The highest mountain in the world is Mount Everest.
- located in the Himalayas on the border of Nepal and Tibet.
- Its peak reaches 29,029 feet (8,848 meters) above sea level.
3. The Amazon River is the largest river in the world by volume of water.
- It flows through Brazil, Peru, and several other countries in South America.
4. The Sahara Desert is the largest hot desert in the world.
- Covers much of North Africa.
- It is over 3.6 million square miles in size.
5. The Great Barrier Reef is the largest coral reef system in the world.
- located off the coast of Australia.
- It is home to thousands of species of marine life.
6. The longest river in the world is the Nile River.
- It flows through 11 countries in northeastern Africa.
- It is approximately 4,135 miles long.
7. The largest country in the world by land area is Russia,
- Covers over 6.6 million square miles.
- It spans two continents and
- Has a population of over 144 million people.
8. The smallest country in the world by land area is Vatican City.
- An independent city-state located within the city of Rome, Italy.
- It covers just 0.17 square miles.
- Home to fewer than 1,000 people.
9. The Dead Sea is the lowest point on Earth.
- Located between Israel and Jordan.
- Has a surface elevation of approximately 1,410 feet below sea level.
10. The Ring of Fire is a region around the Pacific Ocean where many earthquakes and volcanic eruptions occur.
- It includes countries such as Japan, Indonesia, and the United States.
11. The Equator is an imaginary line that circles the Earth at 0 degrees latitude.
- It divides the Earth into the Northern Hemisphere and the Southern Hemisphere.
12. The International Date Line is an imaginary line that runs roughly along the 180 degrees longitude line in the Pacific Ocean.
- Crossing the line changes the date by one day.
13. The Mediterranean Sea is a large body of water surrounded by Europe, Asia, and Africa.
- It is known for its sunny beaches and warm climate.
14. The Andes Mountains are the longest mountain range in the world.
- Run along the western coast of South America.
- They are home to many indigenous peoples and unique plant and animal species.
15. The Great Lakes are a series of five freshwater lakes that together make up the largest group of freshwater lakes in the world by surface area.
16. The Panama Canal is a man-made waterway.
- Connects the Atlantic and Pacific Oceans.
- It is located in Panama and is a major shipping route.
17. The Himalayas are a mountain range located in South Asia.
- Home to many of the world's highest peaks, including Mount Everest.
18. The Serengeti is a vast grassland ecosystem
- Located in Tanzania and Kenya in Africa.
- It is home to many wild animals, including lions, elephants, and giraffes.
19. The Arctic Circle is an imaginary line at approximately 66.5 degrees North latitude that circles the Earth.
- North of this line, there are periods of continuous darkness and continuous daylight during the year.
20. The Great Rift Valley is a geological formation.
- It stretches from Syria to Mozambique in Africa.
- It is known for its many lakes, volcanoes, and diverse wildlife.
21. The Galapagos Islands are an archipelago.
- Located off the coast of Ecuador in South America.
- They are known for their unique wildlife and inspired Charles Darwin's theory of evolution.
22. The Gobi Desert is a vast desert region.
- Located in northern and northwestern China and southern Mongolia.
- It is known for its extreme temperatures and arid landscape.
23. The Danube River is the second-longest river in Europe.
- It flows through ten countries.
- It is a major shipping route and a popular destination for river cruises.
24. The Australian Outback is a vast, remote region of Australia.
- It known for its rugged terrain, unique wildlife, and ancient Indigenous culture.
25. The Grand Canyon is a steep-sided canyon.
- Located in the state of Arizona in the United States.
- It was formed by the Colorado River and is over 277 miles long and up to 18 miles wide.
1. Location: Bangladesh is a country located in South Asia.
- Bordered by India to the north, east, and west.
- Myanmar to the southeast.
2. Topography: Bangladesh is a low-lying country.
- More than 80% of its land area consisting of floodplains.
- The country is dominated by the Ganges-Brahmaputra-Meghna delta system, which is one of the largest river deltas in the world.
3. Rivers: The major rivers in Bangladesh are:
- The Ganges, Brahmaputra, and Meghna, which merge together in the Bengal Delta to form a vast network of rivers, canals, and tributaries.
- The country has more than 700 rivers, including some of the largest rivers in the world.
4. Climate: Bangladesh has a tropical monsoon climate, characterized by hot and humid summers, and cool and dry winters. The country experiences heavy rainfall during the monsoon season, which lasts from June to September.
5. Natural resources: The natural resources of Bangladesh include:
- Natural gas, coal, limestone, hardwood forests, and arable land.
- The country is also rich in biodiversity, with a range of flora and fauna, including the Royal Bengal Tiger and the Asian Elephant.
6. Population: Bangladesh has a population of over 160 million people.
- One of the most densely populated countries in the world.
- The capital and largest city is Dhaka, which is home to over 20 million people.
7. Economy: Bangladesh has a developing economy.
- Agriculture is the largest sector.
- The country is a major exporter of garments and textiles, and also has a growing pharmaceuticals industry.
- The country is also a major source of labor for countries in the Middle East and Southeast Asia.
8. Coastal Areas: Bangladesh has a long coastline along the Bay of Bengal.
- The country's coastal areas are vulnerable to natural disasters such as cyclones and storm surges.
- The country is also affected by sea-level rise and coastal erosion due to climate change.
9. Islands: Bangladesh has several islands located in the Bay of Bengal.
- Including St. Martin's Island, which is a popular tourist destination.
- The country also has the world's largest riverine island, known as Bhola Island.
10. National parks: Bangladesh has several national parks and wildlife sanctuaries.
- Including the Sundarbans National Park, which is a UNESCO World Heritage Site and home to the largest population of Bengal Tigers in the world.
- Other national parks include Lawachara National Park, Satchari National Park, and Srimangal Wildlife Sanctuary.
11. Bangladesh has a total area of approximately 147,570 square kilometers (56,977 square miles).
12. The country is divided into:
- Seven administrative divisions.
- 64 districts.
13. The highest point in Bangladesh is Keokradong.
- It is 1,230 meters (4,040 feet) tall.
- Located in the Chittagong Hill Tracts.
14. The country is prone to flooding.
- Over 20% of the land area being inundated during the monsoon season.
15. The Sundarbans, located in the southwestern part of the country, is the largest mangrove forest in the world.
16. The major ports of Bangladesh include Chittagong Port and Mongla Port.
17. The country is divided into two major regions:
- The plain region and the hilly region.
18. The hilly regions of Bangladesh include:
- The Chittagong Hill Tracts, Sylhet Division, and Mymensingh Division.
19. The country has a network of over 6,000 kilometers (3,700 miles) of inland waterways.
20. The country has a tropical cyclone season.
- Runs from April to December.
- The most active period being from September to November.
21. The country has a number of wetlands and marshes, including the Hail Haor wetland, which is a Ramsar site.
22. The country is located in the Bengal Basin.
- It is one of the most densely populated regions in the world.
23. The country's major exports include:
- Garments, textiles, frozen fish and seafood, jute goods, and leather products.
24. The country has a number of important historical and cultural sites, including:
- The ancient Buddhist monastery ruins at Paharpur.
- The historic city of Bagerhat.
25. Bangladesh is also home to the world's largest tea garden.
- Located in the Sylhet region.