Largest Cave : Amarnath (J & K) .
The Biggest River Island : Majuli Bramhaputra river, (Assam).
The Highest Airports : Leh Airport (Ladakh).
The Highest Batttle field and the Longest Glacier : Siachen Glacier.
The Highest Road : Road at Khardungla, (in Leh-Manali Sector).
The Largest Artificial Lake : Govind Sagar ( Bhakhra Nangal.
The Largest Dam : Bhakra Dam, on Sutlej river (Punjab).
The Largest Delta : Sunderbans (W. Bengar).
The Largest Desert : Thar (Rajasthan).
The Largest Fresh Water Lake : Kolleru Lake (Andhra Pradesh).
The Largest Lake : Wular Lake (J & K).
The Largest Museum : Indian Museum, Kolkata.
The Largest Planetarium : Birla Planetorium (Kolkata).
The Largest cave temple : Kailash Temple ( Ellora, Maharastra).
The Largest mosque : Jama Masjid (Delhi.
The Longest Canal : Indira Gandhi Canal or Rajasthan Canal (Rajasthan).
The Longest Corridor : Corridor of Ramnathswami Temple at Rameswaram (Tamil Nadu).
The Longest Dam : Hirakud Dam (Orissa).
The Longest National Highway : NH-7 (Varanasi to Kanyakumari).
The Longest Railway Platform : Gorakhpur (U.P.).
The Longest River : The Ganga (2640 km. long).
The Longest River Bridge : Mahatma Gandhi Setu Patna (5.575 km.).
The Longest River of Southern India : Godawari.
The Longest Road : Grand Trunk Road (Kolkata to Delhi).
The Longest tunnel : Jawahar Tunnel, Banihal Pass (J & K).
The Oldest Church : St. Thomas Church at Palayar, Trichur (Kerala).
The State with Longest Coast Line : Gujarat.
The State with maximum forest area : Madhya Pradesh.
The biggest Stadium : Yuva Bharti (Salt Lake) Stadium Kolkata.
The biggest cantilever Bridge : Rabindra Setu or Howrah Bridge (Kolkata).
The highest Award : Bh...
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