It's about as big as Disneyland.
In other words, the size of Disneyland is 1 times 150 feddans.(a.k.a. Disneyland Park) (Anaheim, California) (public areas)
The public areas of Disneyland occupy 150 feddans. 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 nine-tenths as big as The Forbidden City.
In other words, 150 feddans is 0.850 times the size of The Forbidden City, and the size of The Forbidden City is 1.20 times that amount.(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 180 feddans. 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 one-and-two-fifths times as big as Vatican City.
In other words, the size of Vatican City is 0.710 times 150 feddans.(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 100 feddans 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 one-and-three-fifths times as big as The Mall of America.
In other words, the size of The Mall of America is 0.630 times 150 feddans.(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 93 feddans. At the middle of the mall is a 6.70 feddans amusement park featuring 27 rides.
It's about two-and-a-half times as big as Washington National Cathedral.
In other words, the size of Washington National Cathedral is 0.370 times 150 feddans.(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, 55 feddans plot.
It's about two-and-a-half times as big as The United States Capitol.
In other words, the size of The United States Capitol is 0.370 times 150 feddans.(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 55 feddans 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 three times as big as Grand Central Station.
In other words, the size of Grand Central Station is 0.30 times 150 feddans.(formally Grand Central Terminal, a.k.a. Grand Central, a.k.a. GCT) (New York City, New York) (total terminal area). Grand Central station, the largest train station in the world by platform count, measures 50 feddans in total area. The large flag which was suspended from the concourse ceiling following the September 11th 2001 terrorist attacks measures about 0.02 feddans.