THE LARGEST, LONGEST, BIGGEST, SMALLEST & HIGHEST IN (WORLD)

1. Tallest building -- Burj Khalifa, Dubai  
2. Tallest Animal (on land) -- Giraffe 
3. Largest Bird -- Ostrich 
4. Smallest Bird -- Bee Humming Bird
5. Longest Bridge (Railway) -- Dan Yang Kunshan Grand Bridge, Beijing (China)
6. Biggest Cinema House -- Roxy (New York)
7. Largest City (in population) -- Tokyo 
8. Biggest City (in area ) -- Mount Isa, Queensland, Australia 
9. Largest Continent -- Asia 
10. Smallest Continent -- Australia 
11. Largest Country (in population) -- China 
12. Largest Country (in area) -- Russia 
13. Largest Dam -- Grand Coulee - Concrete Dam (U. S. A)
14. Longest Day -- June 21 (in northern hemisphere)
15. Shortest Day -- December 22 
16. Largest Desert -- Sahara, Africa (8400000)
17. Largest Epic -- The Mahabharata
18. Largest Island -- Greenland (renamed Kalaatdlit Nunaat )
19.  Largest Lake (Artificial) -- Lake Volta (Ghana)
20. Deepest Lake -- Baikal 
21. Largest Lake (Fresh Water) -- Lake Superior 
22. Largest Lake (Salt Water) -- Caspian Sea 
23. Highest Mountain Peak -- Everest (Nepal) 
24. Highest Mountain Range -- Himalayas 
25. Deepest & Biggest Ocean -- The Pacific 
26. Largest Planet -- Jupiter 
27. Largest Democracy -- India 
28. Largest Mammal -- Whale 
29. Wingless Bird -- Kiwi 
30. Lightest Gas -- Hydrogen