|  Airport
Largest- King Khaled International Airport outside Riyadh (Saudi Arabia)
Highest- Bangda Airport, Tibet Busiest- Hartsfield Atlanta International (ATL) | Bank Largest- Deutsche Bank AG, Frankfurt, Germany | | Building
  Tallest (Office Building)- Petronas Twin Towers, Kuala Lumpur (Malaysia) | Canals Longest in ancient world- Grand canal of China (From Beijing to Haugzhou) Busiest Ship Canals- Kiel Canal linking the North Sea with the Baltic Sea in Germany. | |  Longest Big Ship Canals- Suez
Canal linking red sea and Mediterranean sea. Longest irrigation canal- Karakumsky canal from Haun-khan to Ashkabad, Turkmenistan |  Cathedral
Largest- Basilica of St. Peter in the Vatican City, Rome |  DamsMost Massive- Itaipu Dam on Parana river on the boundary between Brazil and Paraguay. Largest (Concrete)- Grand Coulee Dam, on Columbia River, Washington State, USA Highest- Rogunskya Dam across river Vakhsh, Tajikistan Longest- Yacyreta-Apipi Dam (across Parana on Paraguay-Argentina Border) | | Estuary Largest- Ob, North of Russia Fountain Tallest- At Fountain Hills Arizona | | Gulf Largest- Gulf of Mexico Hydroelectric Plant Biggest- Itaipu (Brazil) | | Lagoon Largest- Lagoa dos patos (Brazil) Lighthouse Tallest- Steel tower near Yamashita in Yakohama (Japan) | | Minaret Tallest- Great Hassan II Mosque, Casablanca, Morocco Tallest (Free Standing)- Qutab Minar, NEw Delhi, India | | Newspapers Largest Circulation- Yomiuri Shimbun (Japan) | | Park Largest- National Park of North Eastern Green Land Port Largest- Port of New York and New Jersey (USA) Busiest- Rotterdam (Netherlands) | | Railway Largest Railway Station- Grand Central Terminal, New York City, USA Highest Railway Station- Condor
Station in Bolivia (4786m) Longest Railway Platform- Kharagpur, West Bengal, India(833m) | | Stadium Largest- Strahov Stadium, Prague, The Czech Republic Street Longest- Youge Street (From Toronto, Ont. to Rainy River), Canada | | Structure Tallest- Warszawa Radio Mast at Konstantynow near Gabin and Plok, Poland Temple Largest- Angkor Wat in Cambodia Theater Oldest (Indoor)- Teatro Olimpico, Vicenza, Italy | | Tomb Largest- Mount Li Tomb, the burial place of Quin Shi Huangdi, the first Emperor of Qin (221 BC) | | Trees Largest- General Sherman Tree, California, USA Tallest (Living)- "Coast Redwood" in redwood National Park, California, USA. |
| |  Animals
Tallest on Land- Giraffe Largest Land Animal- African Elephant Fastest Land Animal- Cheetah | Bay Largest- Hudson Bay (Northern Canada) | Castle 
Largest (inhabited)- Windsor Castel (Windsor, Berks)
Continents Largest- Asia Smallest- Australia Crematorium Largest- Nikolo-Arkhangelskiy Crematorium (East Moscow, Russia) | Countries Largest in Area- Russia Smallest in Area- Vatican City | | Delta largest- Sundarbans (created by Ganga and Brahmaputra in W. Bengal, India and Bangladesh) Desert  Largest- The Sahara (North Africa)
Dome Largest- Lousiana Superdome, New Orleans, USA | | Exhibition
Centre Largest- International Exposition Centre in Cleveland, Ohio, USA Gorge Largest- Grand Canyon (on the Colorado river in north central Arizona (USA) |  HotelLargest- The Excalibur Hotel in Las Vegas, Nevada, USA Most Capacious- The Hotel Rossiya in Moscow (Russia) | | Library Largest- United States Library of Congress, Washington DC Largest (non-statutory)- New York Public Library, New York | | Museums Oldest- Ashmolean Museum, Oxford Largest- American Museum of Natural History, New York, USA | Palace Largest- Imperial Palace (Gugong) in Beijing, China | | Population Most Populous Country- China Least Populous Country- Vatican City Most Populas City- Tokyo, Japan Most Densely Populated Territory- Former Portuguese overseas territory of Macau since merged in China. | | Religion Oldest- Hinduism Largest- Christianity Roads Longest Motorable Pan- American highway, from north west Alaska (USA) to Santiago (Chile), thence eastward to Buenos Aires (Argentina) and Terminating in Brasilia (Brazil) | Statue
Tallest- Bronze statue of Buddha in Tokyo (Japan)
Largest- Bamiyan (Afghanistan) remains of |  | Sakya Buddha (Since vandalised by Taliban) | | Telescope Largest-(Reflector)- On Mount Semirodriki, near Zelen Chukskaya in the Caucasus Mountains, Russia Largest-(Refractor)- At Yerkes Observatory Williams Bay, Wisconsin (belonging to University of Illinois, USA) Largest (Radio Telescope)- Giant Meterwave Radio Telescope at Khodad near Pune (Maharashtra) | Tower
 Tallest- CN Tower, Toronto, Canada | Wall
 Largest- Great wall of China. | Valley Deepest- Kali Gandaki Valley between Dhaulagiri and Annapurna ranges of Nepal, Himalayas. |
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