It's about 10,000 times as big as Washington National Cathedral
In other words, 2,706,000 dunams is 12,000 times the size of Washington National Cathedral, and the size of Washington National Cathedral is 0.0000830 times that amount.(a.k.a. Cathedral Church of Saint Peter and Saint Paul) (Washington, DC) (total plot)
Sitting atop the 115 m (377 ft) tall Mount Saint Alban at the corner of Massachusetts and Wisconsin Avenues, Washington National Cathedral sits on a landscaped, 230 dunams plot.
It's about 10,000 times as big as The United States Capitol
In other words, 2,706,000 dunams is 12,000 times the size of The United States Capitol, and the size of The United States Capitol is 0.0000830 times that amount.(Washington, DC) (Immediate grounds size)
The grounds of United States Capitol, at the center of Washington DC's quadrants, consists of about seventeen buildings on a 230 dunams plot. While the Capitol Building is the central feature, other buildings include the Supreme Court Buildings and the Library of Congress Buildings, as well as several monuments and sculptures.
It's about 20,000 times as big as The Citadelle
In other words, 2,706,000 dunams is 18,000 times the size of The Citadelle, and the size of The Citadelle is 0.0000560 times that amount.(a.k.a. La Citadelle, a.k.a. Québec Citadelle, a.k.a. The Citadel) (Québec City, Quebec, Canada) (for the fortified enclosure)
The Citadelle of Quebec, containing Canada's oldest military buildings measures about 15 dunams in total area. The fortress sits on a 90-meter cliffside, overlooking the St. Lawrence River.
It's about 20,000 times as big as Eden Park
In other words, 2,706,000 dunams is 18,000 times the size of Eden Park, and the size of Eden Park is 0.00005560 times that amount.(Auckland, Auckland Province, New Zealand) (total grounds)
The largest stadium in New Zealand, Eden Park in Auckland measures about 150 dunams over its total grounds. It is primarily a rugby and cricket stadium. The Park offers rooftop tours, where fans can walk along the 39-meters-high roof of the stands.
It's about 20,000 times as big as The Pentagon
In other words, 2,706,000 dunams is 19,600 times the size of The Pentagon, and the size of The Pentagon is 0.0000510 times that amount.(a.k.a. United States Department of Defense Headquarters) (Washington, D.C.) (total floor area)
The Pentagon, the world's largest office building, contains a total floor area of 138 dunams. Built during World War II, the designers compensated for the steel rations then in effect by using 310,000 cu. m of concrete in the construction efforts.
It's about 25,000 times as big as Ellis Island
In other words, 2,706,000 dunams is 24,400 times the size of Ellis Island, and the size of Ellis Island is 0.0000410 times that amount.(Jersey City, New Jersey and New York City, New York)(now officially part of the Statue of Liberty National Monument)
Ellis Island, home of the Ellis Island Immigration Station, is 111 dunams in total area. Nine-tenths of the island were artificially created after the New York-New Jersey borders had already been defined, leading to a sovereignty dispute which was settled by the US Supreme Court in 1998.
It's about 25,000 times as big as King Shaka International Airport (DUR)
In other words, 2,706,000 dunams is 26,300 times the size of King Shaka International Airport (DUR), and the size of King Shaka International Airport (DUR) is 0.0000380 times that amount.(a.k.a. KSIA) (La Mercy, Durban City, eThekwini Municipality, KwaZulu-Natal, South Africa) (total terminal area)
King Shaka International Airport includes a main passenger terminal, with a total area of 103 dunams. The airport's single, main runway stretches 3,700 m in length. http://www.durban-tourism.com/King-Shaka.html - 21 sq. km land purchase??