Longest and Largest Longest river (India)Ganges Longest river (World)Nile Longest Railway(World)Trans-Siberian railway Longest Railway Station (World)Grand Central Terminal, Chicago (U.S.A.) The longest tributary river of IndiaYamuna The longest river of the south IndiaGodavari Longest Electric railway line in IndiaFrom Delhi to Kolkata via Patna Longest RoadGrand Trunk Road State with longest coastline in IndiaGujarat Longest railway route in IndiaDibrugarh in Assam to Kannyakumari in Tamil Nadu Longest tunnelJawahar tunnel (Jammu & Kashmir) Longest national highway in IndiaNH-7 which runs from Varanasi to Kanyakumari Longest Dam in IndiaHirakod Dam (Orissa) Longest River Bride in IndiaMahatma Gandhi Setu, Patna Longest populated cityMumbai (1.60 crore) Longest Railway PlatformKharagpur (W. Bengal) Longest river which forms estuary in India Narmada State with longest coastline of South IndiaAndhra Pradesh Longest Railway Bridge in the WorldHuey P. Long Bridge, Louisiana (U.S.A.) Longest Irrigational CanalThe Kalakumsky Canal Longest Canal in World Suez Canal Longest Beach in India Marina Beach, Chennai Longest Tunnel in World (Railway)Tanna (Japan) Longest Tunnel in World (Road)Mont Blanc Tunnel between France and Italy Longest Wall (World)Great wall of China Longest PlatformKharagpur (India) Largest ZooKruger National Park, South Africa Largest BirdOstrich Largest ArchipelagoIndonesia Largest ChurchSaint Cathedral (Goa) Largest MuseumNational Museum, Kolkata Largest DeltaSunderban Delta, W. Bengal Largest DomeGol Gumbaz, Bijapur (Karnataka) Largest ZooZoological Gardens, Alipur, Kolkata Largest man-made LakeGovind Vallabh Pant Sagar (Rihand Dam) Largest DesertThar (Rajasthan) Largest lake (Fresh water)Wular lake (Kashmir) Largest MosqueJama Masjid, Delhi Largest State (Area)Rajasthan Largest cave templeKailash temple, Ellora (Maharashtra) Largest animal FairSonepur (Bihar) Largest State (Population)Uttar Pradesh Largest corridorRameshwaram temple corridor (Tamil Nadu) Largest cantilever span brideHowrah Bridge (Kolkata) Largest forest stateM.P. Largest StadiumSalt lake (Yuva Bharti), Kolkata Largest PortMumbai Largest GurudwaraGolden Temple, Amritsar Largest river islandMajuli (Brahmaputra river, Assam) Largest PlanetariumBirla Planetarium (Kolkata) Largest Lake (Saline water)Chika lake, Orissa Largest City in PopulationTokyo Largest ContinentAsia Largest (Population) CountryChina Largest (Electorate) CountryIndia Largest CreatureBlue Whale Largest DeltaSunderban (Bangladesh & India) Largest Desert (World)Sahara (Africa) Largest Desert (Asia)Gobi Largest Dam (World)Grand Coulee Dam (U.S.A.) Largest DiamondThe Cullinan Largest DomeAstrodome, in Housten (U.S.A.) Largest EpicMahabharat Largest Irrigation SchemeLloyd Barrage, Sukkur (Pakistan) Largest Island (World)Greenland Largest SeaMediterranean sea Largest Lake (Artificial)Lake Mead (Boulder Dam) Largest Lake (Fresh water)Superior Largest Lake(Salt water)Caspian Largest LibraryUnited State Library of Congress, Washington D.C. Largest MuseumBritish Museum, London Largest OceanPacific Largest ParkYellow Stone National Park (U.S.A.) Largest PeninsulaArabia Largest RiverAmazon (S. America) Largest Sea-birdAlbatross Largest Radio TelescopeNew Mexico (U.S.A.) Highest CityVan Chuan (China) Tallest StatueStatue of Motherland, Volgagrad (Russia) Highest VolcanoOjos del Salado (Andes, Ecuador) Highest WaterfallAngel (Venezuela) Highest LakeTiticaca (Bolivia) Highest Dam (World)Hoover Dam (U.S.A.) Highest CapitalLa Paz (Boliva) Highest Tower (India)Pitampura Tower, Delhi Highest WaterfallGersoppa waterfall (Karnataka) Highest mountain peak in IndiaGodwin Austin (K2) Highest Dam in IndiaTehri Dam on Bhagirathi River Highest GatewayBuland Darwaza, Fatehpur Sikri (Agra) Highest straight gravity DamBhakra Dam Highest LakeDevatal (Garhwal) Highest AwardBharat Ratna Highest Gallantry AwardParamveer Chakra Highest Battle fieldSiachin Glacier Highest AirportLen (Laddakh) Tallest AnimalGiraffe Fastest BirdSwift Smallest BirdHumming Bird Tallest in the World BuildingBurj, Dubai (UAE) Biggest City in AreaMount Isa Australia Costliest CityTokyo Smallest ContinentAustralia Biggest Country(Area)Russia Deepest LakeBaikal (Siberia) Highest Mountain PeakMount Everest (Nepal) Longest Mountain RangeAndes (S. America) Biggest PalaceVatican (Italy) Coldest Place(Habitated)Verkhoyank (Siberia) Dryest PlaceIqique (In Atacama Desert, Chile) Hottest PlaceAzizia (Libya, Africa) Biggest PlanetJupiter Brightest PlanetVenus Highest PlateauPamir (Tibet) Smallest PlanetMercury Rainiest PlaceMausinram (Meghalaya, India) Brightest StarSirius World’s first TramwayNew York Most Active VolcanoMaunaloa (Hawail-U.S.A.) Lowest body WaterDead Sea Densest populated StateWest Bengal Biggest HotelOberal –Sharaton (Mumbai) Smallest State (Area)Goa Smallest State (Population)Sikkim Place of heaviest rainfallMausinram (Meghalaya) Deepest river valleyBhagirathi & Alaknanda