Miscellaneous (SSC, Railway, Police & All State exam)Chapter Unit
Longest, Largest, and Highest in the World
| Category | Feature | Description |
|---|---|---|
| Longest River | Nile River | Flows through northeastern Africa; length: 6,650 km. |
| Largest River by Volume | Amazon River | Flows through South America; largest discharge volume. |
| Largest Ocean | Pacific Ocean | Covers 63.8 million sq. miles. |
| Highest Mountain Peak | Mount Everest | Elevation: 8,848.86 m, located in Nepal-Tibet border. |
| Longest Mountain Range (Land) | Andes Mountains | Stretches over 7,000 km in South America. |
| Largest Desert | Antarctica Desert | Covers 14 million sq. km (cold desert). |
| Largest Hot Desert | Sahara Desert | Covers 9.2 million sq. km in Africa. |
| Longest Wall | Great Wall of China | Length: ~21,196 km. |
| Largest Island | Greenland | Area: 2,166,086 sq. km, located in the North Atlantic. |
| Longest Strait | Strait of Malacca | Length: 930 km, connects the Andaman Sea and South China Sea. |
| Largest Lake (Freshwater) | Lake Superior | Located in North America, area: 82,103 sq. km. |
| Largest Lake (Saltwater) | Caspian Sea | Area: 371,000 sq. km, between Europe and Asia. |
| Longest Railway Line | Trans-Siberian Railway | Stretches 9,289 km across Russia. |
| Longest Road | Pan-American Highway | Extends ~30,000 km from Alaska to Argentina. |
| Tallest Building | Burj Khalifa | Located in Dubai, UAE; height: 828 m. |
| Largest Country (Area) | Russia | Covers 17.1 million sq. km. |
| Smallest Country (Area) | Vatican City | Area: 0.44 sq. km. |
| Largest Country (Population) | China | Population: Over 1.4 billion (2021). |
| Smallest Country (Population) | Vatican City | Population: ~800. |
| Longest River Bridge | Danyang-Kunshan Grand Bridge | Located in China, length: 164.8 km. |
| Category | Feature | Description |
|---|---|---|
| Largest Continent | Asia | Covers an area of 44.58 million sq. km. |
| Smallest Continent | Australia | Area: 8.6 million sq. km. |
| Deepest Ocean | Pacific Ocean | Average depth: ~4,280 m; Mariana Trench is its deepest point. |
| Deepest Point on Earth | Mariana Trench (Challenger Deep) | Located in the Pacific Ocean, depth: ~11,034 m. |
| Longest Glacier | Lambert Glacier | Located in Antarctica, length: ~400 km. |
| Largest Delta | Ganges-Brahmaputra Delta (Sundarbans) | Located in India and Bangladesh, area: ~105,000 sq. km. |
| Largest Archipelago | Indonesia | Consists of over 17,000 islands. |
| Longest Canal (Artificial) | Suez Canal | Length: ~193.3 km, connects Mediterranean Sea to Red Sea. |
| Largest Dam | Three Gorges Dam | Located in China, spans the Yangtze River. |
| Tallest Waterfall | Angel Falls | Located in Venezuela, height: 979 m. |
| Largest Volcano (Active) | Mauna Loa | Located in Hawaii, USA. |
| Largest Volcano (Submarine) | Tamu Massif | Found beneath the Pacific Ocean. |
| Longest Coral Reef System | Great Barrier Reef | Located off the coast of Queensland, Australia. |
| Largest Desert (Hot) | Sahara Desert | Located in North Africa, area: ~9.2 million sq. km. |
| Largest Building by Floor Area | New Century Global Center | Located in Chengdu, China, area: ~1.7 million sq. m. |
| Largest Stadium (Capacity) | Rungrado 1st of May Stadium | Located in Pyongyang, North Korea; capacity: ~114,000. |
| Tallest Statue | Statue of Unity | Located in Gujarat, India, height: 182 m. |
| Longest Railway Tunnel | Gotthard Base Tunnel | Located in Switzerland, length: 57.1 km. |
| Longest Highway Tunnel | Lærdal Tunnel | Located in Norway, length: ~24.5 km. |
| Largest Peninsula | Arabian Peninsula | Area: ~3.2 million sq. km. |
| Category | Feature | Description |
|---|---|---|
| Largest Bay | Bay of Bengal | Area: ~2.17 million sq. km, located in the northeastern Indian Ocean. |
| Largest Island (Man-Made) | Flevopolder | Located in the Netherlands, area: 970 sq. km. |
| Largest Cave System | Mammoth Cave | Located in Kentucky, USA, length: ~400 miles explored. |
| Longest Suspension Bridge | Akashi Kaikyo Bridge | Located in Japan, length: ~1,991 m. |
| Longest Sea Bridge | Hong Kong-Zhuhai-Macau Bridge | Located in China, total length: 55 km. |
| Largest Temple Complex | Angkor Wat | Located in Cambodia, originally a Hindu temple. |
| Highest Capital City | La Paz | Located in Bolivia, elevation: ~3,640 m. |
| Largest Coral Island | Banaba Island | Located in the Pacific Ocean. |
| Largest Palace | Forbidden City | Located in Beijing, China, covers 72 hectares. |
| Longest River Dam | Hirakud Dam (India) | Longest earthen dam, length: 25.8 km. |
| Highest Bridge (Height) | Duge Bridge | Located in China, height: ~565 m. |
| Largest Sea (Marginal) | South China Sea | Area: ~3.5 million sq. km. |
| Deepest Freshwater Lake | Lake Baikal | Located in Siberia, Russia; depth: ~1,642 m. |
| Largest Reservoir | Lake Volta | Located in Ghana, area: ~8,502 sq. km. |
| Longest Artificial Waterway | Grand Canal of China | Total length: ~1,776 km. |
| Longest National Highway | Highway 1 (Australia) | Total length: ~14,500 km. |
| Largest Airport (Area) | King Fahd International Airport | Located in Dammam, Saudi Arabia; area: ~780 sq. km. |
| Tallest Fountain | King Fahd's Fountain | Located in Jeddah, Saudi Arabia; height: ~312 m. |
| Largest Indoor Theme Park | Ferrari World | Located in Abu Dhabi, UAE. |
| Longest Running Play | The Mousetrap | First performed in 1952, still running in London, UK. |