Biggest Cave temple
: Ellora, in Maharashtra
Highest Tower
: Kutab Minar at Delhi (88.4 meters high)
Largest Cave
: Amarnath (J & K)
Smallest State (Area)
: Goa
Smallest State (Population)
: Sikkim
State wise largest area under forest
: Madhya Pradesh
State with longest coastline
: Gujarat
State with longest coastline of South India
: Andhra Pradesh
The Bigest Stadium
: Yuva Bharti Stadium, Kolkata
The biggest Church
: Saint Cathedral at old Goa (Goa)
The biggest river Island
: Majuli Bramhaputra river (Assam)
The deepest River Valley
: Bhagirathi and Alaknanda
The Highest Airport
: Leh Airport (Ladakh)
The highest battle field and the longest Glacier
: Siachen Glasier
The highest Gate way
: Buland Darwaza, Fatehpur Sikri (UP)
The highest Lake
: Devtal Lake (Uttarakhand)
The highest Peak
: Godwin Austen/K-2(8611m)
The highest Waterfall
: Kunchikal Falls in Nidagodu near Hulikal in Shimoga district of the Karnataka in the Varahi river
The largest Animal Fair
: Sonepur (Bihar)
The largest Artificial Lake
: Govind Sagar (Bhakhra Nangal)
The largest Auditorium
: Sri Shanmukhanand Hall (Mumbai)
The largest cave Temple
: Kailash Temple (Ellora, Maharashtra)
The largest Delta
: Sunderbans (West Bangal)
The largest Desert
: Thar (Rajasthan)
The largest Dome
: Gol Gumbuz, Bijapur
The largest fresh water Lake
: Kolleru Lake (Andhra Pradesh)
The largest Gurudwara
: Golden Temple, Amritsar
The largest Mosque
: Jama Masjid (Delhi)
The largest Museum
: Indian, Museum, Kolkata
The largest Planetarium
: Birla Planetorium (Kolkata)
The largest Public Sector Bank
: State Bank of India
The largest River without delta
: Narmada and Tapti
The largest saline water Lake
: Chilka Lake (Odisha)
The largest Sea Bridge
: Anna Indira Gandhi Bridge (Tamil Nadu)
The largest Zoo
: Zoological Garden (Kolkata)
The longest Canal
: Indira Ghandhi Canal (Rajasthan)
The longest Dam
: Bhakhda Dam, Sutlej river (Punjab)
The longest Dam
: Hirakud Dam (Odisha)
The longest Lake
: Wular Lake (J & K)
The longest National Highway
: NH-7 (Varanasi to Kanyakutnari)
The longest Passenger Train Route
: Dibrugarh to Kanyakumari
The longest Railway Platform
: Gorakhpur (1355.4 m) U.P.
The longest Railway Tunnel
: Pir Panjal Railway Tunnel, (j & K)
The longest River
: The Ganga (2640 KM)
The longest river Bridge
: Bhupen hazharika (Assam)
The longest Road
: Grand Trunk Road (Delhi to Kolkata)
The longest Sea Beach
: Marina Beach (Chennai)
The longest Tunnel
: Jawahar Tunnel (J & K)
The most populous City
: Mumbai (Maharashtra)
The state with longest Coast line
: Gujarat
The tallest TV Tower
: Fazilka (Punjab)