All the Longest:
| 1 | Longest Day | June 21 (in the Northern Hemisphere) |
| 2 | The longest river which forms an estuary in India | Narmada |
| 3 | Longest Desert (World) | Sahara, Africa (84, 00,000a sq. km.) |
| 4 | Longest Epic | The Mahabharata |
| 5 | Longest River | Nile (6690 km), Amazon (6570 km.) |
| 6 | Longest Tunnel (Road) | Laerdal, Norway |
| 7 | Longest Animal | Blue Whale, (recorded length 106 ft. weight-195 tons) |
| 8 | Longest Canal (India) | The Indira Gandhi Canal |
| 9 | Longest Road in India | Grand Trunk Road |
| 10 | Longest Big Ship Canal | Suez Canal (Linkin red sea & Mediterranean) |
| 11 | Longest Railways Platform | Gorakhpur (Uttar Pradesh, India) |
The Indira Gandhi Cannel is the Longest Canal in India
All the Largest:
| 12 | Largest Bird | Ostrich |
| 13 | Largest Continent | Asia |
| 14 | Largest country (in the area) | Russia |
| 15 | Largest Diamond | The Cullinan Diamond |
| 16 | Largest Lake (Artificial) | Lake mead (Bouler) |
| 17 | Largest Mosque | Masjid al-Haram (4,000,000 capacity) |
| 18 | Largest Park | Northeast Greenland National Park |
| 19 | Largest forest state in India | Madhya Pradesh |
| 20 | Largest Palace | Louvre Palace (2,615,630 sq ft), France |
| 21 | Largest sea-bird | Wandering Albatross |
| 22 | Largest Volcano | Mauna Lao (Hawaii) |
| 23 | Largest Mammal | Whale |
| 24 | Largest Church | Basilica of St. Peter, Vatican City, Rome Italy |
| 25 | Largest Temple | Angkor Vat (Cambodia) |
| 26 | Largest State | Rajasthan |
| 27 | Largest Bell (World) | Greatest Bell of Moscow (Russia) |
| 28 | Largest City in Population (World) | Tokyo |
| 29 | Largest zoo by land area | Hwange National Park in Zimbabwe |
| Largest zoo by species and number of animals | The Henry Doorly Zoo in Omaha, Nebraska |
The Imperial Palace in Beijing, China is the largest Palace in the World.
All the Biggest:
| 30 | Biggest Cinema House | Kinepolis-Madrid Ciudad de la Imagen megaplex |
| 31 | Largest City Proper (administrative area) | Chongqing, China |
| Largest Urban Area | Tokyo, Japan | |
| 32 | Biggest Library by Number of Items | Library of Congress (Washington D.C., USA) |
| Biggest Library by Physical Space | British Library (London, UK) | |
| 33 | Biggest Museum | The Louvre 73,000 square meters (nearly 783,000 sq ft) |
| 34 | Deepest & Biggest Ocean | The Pacific |
| 35 | Biggest Flower | Rafflesia arnoldii |
| 36 | Biggest Clock (World) | Makkah Royal Clock Tower overlooking Mecca's Grand Mosque |
The famous Big Ben in London is the biggest clock in the world
All the Tallest/Highest:
| 37 | Tallest Animal on (land) | Giraffe |
| 38 | Tallest Building | Burj khalifa, Dubai (U.A.E) |
| 39 | Highest Mountain Peak (World) | Himalayas |
| 40 | Tallest statue | The Statue of Unity |
| 41 | Tallest Tower | Skytree, Tokyo, Japan. (634m) |
| 42 | Highest Waterfall | Salto Angel Falls (Venezuela) |
| 43 | Tallest Monument | Gateway Arch (USA) |
The Gateway Arch in the USA is the tallest monument.
All the Fastest:
| 44 | Fastest Bird | Peregrine falcon, 320 km/h (200 mph) |
| 45 | Fastest Animal | Cheetah (Leopard ), 80 – 130 km/h |
All the Smallest and Shortest:
| 46 | Smallest Bird | Hummingbird |
| 47 | Smallest Continent | Australia |
| 48 | Shortest Day | Dec. 22 (in the Northern Hemisphere) |
| 49 | Smallest country | Vatican City |
| 50 | Smallest planet | Mercury |
This is the ting Hummingbird, the world's smallest bird
Other Interesting ones:
| 51 | Costliest City in the World | Singapore and Zurich (Switzerland) |
| 52 | Brightest Star | Sirius |
| 53 | Lowest body Water in the World | The Dead Sea |
Sirius, the brightest star
