How big is 138,000,000,000 square millimeters?
It's about one-third as big as The Mall of America
The size of The Mall of America is about 390,000,000,000 square millimeters.
(a.k.a. MOA, a.k.a. MoA, a.k.a. Megamall) (Bloomington, Minnesota) (total area)
The Mall of America contains over 520 stores and 6.92 km (4.3 miles) of total store frontage in an area totaling 390,000,000,000 square millimeters. At the middle of the mall is a 28,000,000,000 square millimeters amusement park featuring 27 rides.
It's about three times as big as The Principality Stadium
The size of The Principality Stadium is about 40,000,000,000 square millimeters.
(a.k.a. Stadiwm Principality, f.k.a. Millennium Stadium, f.k.a. Stadiwm y Mileniwm) (Cardiff, Wales, United Kingdom) (total footprint)
The 70,000-person-plus capacity stadium of Cardiff, Principality Stadium has a total footprint of 40,000,000,000 square millimeters. Over 40,000 tonnes of concrete and steel during the construction of the stadium.
It's about three-tenths as big as Vatican City
The size of Vatican City is about 440,000,000,000 square millimeters.
(a.k.a. Holy See, a.k.a. State of the Vatican City, a.k.a. Stato della Città del Vaticano)
The world's smallest nation in both area and population, Vatican City is a walled enclave within Rome, Italy measuring 440,000,000,000 square millimeters in total area. Vatican City has been home to the Papacy since its incorporation in 1929 and the territory has been the home of Popes since 1377.
It's about three-and-a-half times as big as The Philippine Arena
The size of The Philippine Arena is about 40,000,000,000 square millimeters.
(Ciudad De Victoria, Bocaue - Bulacan, Philippines) (total footprint)
The largest indoor arena in the world, the multi-use Philippine Area has a total footprint of 40,000,000,000 square millimeters, with the dome itself occupying 36,000,000,000 square millimeters. The floor the arena contains over 9,000 tons of steel.
It's about three-and-a-half times as big as Federation Square
The size of Federation Square is about 38,000,000,000 square millimeters.
(Melbourne, Victoria, Australia)
Federation Square, the large public square in the city center of Melbourne, measures 38,000,000,000 square millimeters. The main portion of the square is floored with sandstone blocks from Western Australia.
It's about one-fourth as big as Rizal Park
The size of Rizal Park is about 580,000,000,000 square millimeters.
(a.k.a. Liwasang Rizal, a.k.a. Parque Rizal, a.k.a. Luneta Park, a.k.a. Luneta) (Ermita, Manila, Philippines)
Rizal Park covers 580,000,000,000 square millimeters on the edge of Manila Bay. The Park is an important site in Filipino history and is the traditional location for Independence Day celebrations and Presidential inaugurations.
It's about four-and-a-half times as big as The Lincoln Memorial Reflecting Pool
The size of The Lincoln Memorial Reflecting Pool is about 31,500,000,000 square millimeters.
(Washington, D.C.) (pool surface area)
The Lincoln Memorial Reflecting Pool has a water surface area of 31,500,000,000 square millimeters. The Pool has a sloping bottom and extends to 80 cm (30 in) in depth at its center.
It's about one-fourth as big as Eden Gardens Cricket Grounds
The size of Eden Gardens Cricket Grounds is about 607,028,000,000 square millimeters.
(Kolkata, West Bengal, India) (stadium size)
"The home of Indian cricket," Eden Gardens in Kolkata is one of the oldest and largest cricket grounds in India and covers 607,028,000,000 square millimeters. It was at Eden Gardens that South Africa returned to cricket play in 1991, after a twenty-year suspension.
It's about one-fifth as big as Disneyland
The size of Disneyland is about 650,000,000,000 square millimeters.
(a.k.a. Disneyland Park) (Anaheim, California) (public areas)
The public areas of Disneyland occupy 650,000,000,000 square millimeters. The park consists of nine themed "stages" — including Main Street, U.S.A; Adventureland; Frontierland; Fantasyland; and Tomorrowland — with hidden passages that allow park employees to move between each without being seen by guests.
It's about one-fifth as big as The Forbidden City
The size of The Forbidden City is about 740,000,000,000 square millimeters.
(a.k.a. Forbidden Palace, a.k.a. Purple Forbidden City, a.k.a. Zijin Cheng, a.k.a. Zǐjinchéng, a.k.a. 紫禁城) (Beijing, China)
The imperial palace complex of the Forbidden City consists of 980 buildings covering 740,000,000,000 square millimeters. The City was the home of Chinese Emperors and their cabinets from its construction in 1420 until the fall of the last ruling dynasty in 1912.
It's about eight-and-a-half times as big as The Biltmore Estate
The size of The Biltmore Estate is about 16,300,000,000 square millimeters.
(Asheville, North Carolina) (house only)
The main house of Biltmore Estate covers 16,300,000,000 square millimeters and contains 250 rooms. The fifty-six auxiliary buildings of the estate are interconnected through the nearly 71 km of roads on the Biltmore grounds.
It's about nine-and-a-half times as big as The Great Banyan Tree
The size of The Great Banyan Tree is about 14,400,000,000 square millimeters.
(a.k.a. The Great Banyan, a.k.a. Ficus benghalensis) (Acharya Jagadish Chandra Bose Indian Botanic Garden, Howrah, West Bengal, India)
The Great Banyan Tree is a single tree in the Indian Botanic Garden in West Bengal with aerial roots covering a total area of about 14,400,000,000 square millimeters. While its exact age is unknown, the tree has been noted in guidebooks for over 200 years.
It's about ten times as big as a City Block (Manhattan)
The size of a City Block (Manhattan) is about 10,000,000,000 square millimeters.
(per Bridges, William - 1811 Commissioner's Plan for New York City) (approximate)
A Manhattan city block measures about 200 m between the Northeast-Southwest streets by about 60 m between the Northwest-Southeast streets for a total area of about 10,000,000,000 square millimeters. There are roughly 2,000 blocks within the city, representing one of the most prolific applications of the city planning grid plan in history.
It's about twelve times as big as Trafalgar Square
The size of Trafalgar Square is about 12,000,000,000 square millimeters.
(a.k.a. Charing Cross) (City of Westminster, London, England, United Kingdom)
Trafalgar Square, a public square in London, measures about 12,000,000,000 square millimeters. m in total area. At the center of the Square is the 52 m Nelson's Column monument, built in the 1840s.
It's about one-fifteenth as big as Monaco
The size of Monaco is about 2,080,000,000,000 square millimeters.
(a.k.a. the Principality of Monaco, a.k.a. Principauté de Monaco, a.k.a. Principatu de Múnegu)
One of the smallest nations in the world, Monaco is a city-state located on the French border of the Mediterranean Sea, which measures 2,080,000,000,000 square millimeters in total area.