Superlatives in India

The Longest River Bridge	Mahatma Gandhi Setu Patna (5.575 km.)
The Largest Lake	Wular Lake (J & K)
The Largest Dam	Bhakra Dam, on Sutlej river (Punjab)
The Largest Desert	Thar (Rajasthan)
The Largest cave temple	Kailash Temple ( Ellora, Maharastra)
The Largest mosque	Jama Masjid (Delhi
The Longest tunnel	Jawahar Tunnel, Banihal Pass (J & K)
The Largest Delta	Sunderbans (W. Bengar)
The State with maximum forest area	Madhya Pradesh
The Longest Corridor	Corridor of Ramnathswami Temple at Rameswaram (Tamil Nadu)
The highest Waterfall	Jog or Garsoppa (Karnataka)
The Longest Road	Grand Trunk Road (Kolkata to Delhi)
The highest Gate way	Buland Darwaza, Fatehpur Sikri( U.P.)
The Longest River	The Ganga (2640 km. long)
The Largest Museum	Indian Museum, Kolkata
The largest Dome	Gol Gumbuz, Bijapur (in Karantaka)
The tallest Statue	Gomateswara (Karnataka)
The largest Public Sector Bank	State Bank of India
The biggest canti lever Bridge	Rabindra Setu or Howrah Bridge (Kolkata)
The Longest Canal	Indira Gandhi Canal or Rajasthan Canal (Rajasthan)
The Longest Railway Platform	Gorakhpur (U.P.)
The biggest Stadium	Yuva Bharti (Salt Lake) Stadium Kolkata
The most populous City	Mumbai (Maharashtra)
The largest Sea Bridge	Anna Indira Gandhi Bridge (Tamil Nadu)
The longest Passenger Train Route	Dibrugarh to Kanyakumari
The Oldest Church	St. Thomas Church at Palayar, Trichur (Kerala)
The Longest National Highway	NH-7 (Varanasi to Kanyakumari)
The State with Longest Coast Line	Gujarat
The highest Lake	Devtal Lake, Gadhwal (Uttarakhand)
The largest Saline Water Lake	Chilka Lake (Orissa)
The Largest Fresh Water Lake	Kolleru Lake (Andhra Pradesh)
Largest Cave	Amarnath (J & K)
The Longest River of Southern India	Godawari
The Longest Dam	Hirakud Dam (Orissa)
The highest Gallantry Award	Param Vir Chakra
The highest Award	Bharat Ratna
The largest Gurudwara	Golden Temple, Amritsar
The longest Sea Beach	Marina Beach (Chennai)
The Highest Road	Road at Khardungla, (in Leh-Manali Sector)
The Largest Artificial Lake	Govind Sagar ( Bhakhra Nangal)
The Highest Batttle field and the Longest Glacier	Siachen Glacier
The Biggest River Island	Majuli Bramhaputra river, (Assam)
The Largest Planetarium	Birla Planetorium (Kolkata)
The Highest Airports	Leh Airport (Ladakh)