List of Biggest, Highest, Largest and Smallest things in India

 Highest Civilian Award

 Bharat Ratna

2.

 Highest Gallantry Award

 Param Vir Chakra

3.

 Largest Populated City

 Mumbai

4.

 Largest State (in terms of Area)

 Rajasthan

5.

 Longest River in India

 The Ganges

6.

 Longest Tributary river of India

 Yamuna

7.

 Largest Lake

 Wular Lake, Kashmir

8.

 Largest Lake (Saline Water)

 Chilka Lake, Odisha

9.

 Largest Man-Made Lake

 Govind Vallabh Pant Sagar (Rihand Dam)

10.

 Largest Fresh Water Lake

 Kolleru Lake, (Andhra Pradesh)

11.

 Highest Lake

 Devtal Lake,Gadhwal (Uttarakhand)

12.

 Longest Cantilever Span bridge

 Howrah Bridge

13.

 Highest Peak

 Karkoram-2 / K-2 (8611 mtr.)

14.

 Highest Rainfall

 Mausinram near Cherrapunji (1082 cms/annum)

15.

 Highest Waterfall

 Gersoppar Waterfall (292 meters high) in  Mysuru (Mysore)

16.

 State-wise largest area under forest

 Madhya Pradesh

17.

 Largest Delta

 Sunderbans Delta

18.

 Largest River without Delta

 Narmada

19.

 Longest River Bridge

 Mahatma Gandhi Setu, Patna

20.

 Longest Road

 Grand Trunk Road

21.

 Highest Road

 Road at Khardungla, (in Leh-Manali Sector)

22.

 Biggest Mosque

 Jama Masjid at Delhi

23.

 Longest Canal

 Indira Gandhi Canal or Rajasthan Canal (Rajasthan)

24.

 Largest Dome

 Gol Gumbaz at Bijapur

25.

 Largest Zoo

 Zoological Garden, Kolkata

26.

 Largest Museum

 Indian Museum at Kolkata

27.

 Longest Dam

 Hirakud Dam (Odisha)

28.

 Highest Dam

 Bhakra Dam (225.5m high)

29.

 Highest Tower

 Kutab Minar, Delhi, 88.4m

30.

 Largest Desert

 Thar (Rajasthan)

31.

 Highest Gateway

 Buland Darwaza at Fatehpur Sikri (53.6 mtr high)

32.

 Largest Public Sector Bank

 State Bank of India

33.

 Largest District ((terms of total area))

 Kachchh (Gujarat)

34.

 Fastest Train

 Gatimaan Express (New Delhi-Agra),160km/hr, (Telgo proposed: 180km/hr)

35.

 State with longest coastline

 Gujarat

36.

 State with longest coastline of South India

 Andhra Pradesh

37.

 Longest Electric Railway Line

 From Delhi to Kolkata via Patna

38.

 Longest Railway Route

 Dibrugarh to Kanyakumari: Vivek Exp. 4286 km; 82:30 hrs

39.

 Longest Platform

 Gorakhpur (Uttar Pradesh), length 1.34 km. It is the world's longest railway station

40.

 Longest Tunnel

Pir Panjal Tunnel (J & K)

41.

 Longest Highway

 NH-7 which runs from Varanasi to Kanyakumari

42.

 Smallest State (Population)

 Sikkim

43.

 Smallest State (Area)

 Goa

44.

 Largest State (Population)

 Uttar Pradesh

45.

 Densest Populated State

 Bihar (1102 persons/KM²)

46.

 Largest Cave Temple

 Kailash Temple, Ellora (Maharastra)

47.

 Largest Cave

 Amarnath (J&K)

48.

 Largest Animal Fair

 Sonepur (Bihar)

49.

 Largest Auditorium

 Sri Shanmukhanand Hall (Mumbai)

50.

 Biggest Hotel

 Oberai-Sheraton (Mumbai)

51.

 Largest Port

 Mumbai

52.

 Largest Gurudwara

 Golden Temple, Amritsar

53.

 Deepest River Valley

 Bhagirathi & Alaknanda river valley

54.

 Largest Church

 Saint Cathedral (Goa)

55.

 Oldest Church

 St.Thomas Church at Palayar, Trichur

56.

 Longest Beach

 Marina Beach, Chennai

57.

 Highest Battle Field

 Siachin Glacier

58.

 Highest Airport

 Leh (Laddakh)

59.

 Biggest Stadium

 Yuva Bharti (Salt Lake) Stadium, Kolkata

60.

 Largest River Island

 Majuli (Brahmaputra River, Assam)

61.

 Largest Planetarium

 Birla Planetarium (Kolkata)

62.

 World's tallest statue

 Statue of Unity, 182 m., at Sadhu Bet Island,  Gujarat