It's about as big as The Forbidden City.
(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)
It's about one-and-one-fifth times as big as Disneyland.
In other words, the size of Disneyland is 0.83 times 188 acres.(a.k.a. Disneyland Park) (Anaheim, California) (public areas)
It's about one-and-seven-tenths times as big as Vatican City.
In other words, the size of Vatican City is 0.59 times 188 acres.(a.k.a. Holy See, a.k.a. State of the Vatican City, a.k.a. Stato della Città del Vaticano)
It's about two times as big as The Mall of America.
In other words, the size of The Mall of America is 0.5 times 188 acres.(a.k.a. MOA, a.k.a. MoA, a.k.a. Megamall) (Bloomington, Minnesota) (total area)
It's about two-fifths as big as Monaco.
In other words, the size of Monaco is 3 times 188 acres.(a.k.a. the Principality of Monaco, a.k.a. Principauté de Monaco, a.k.a. Principatu de Múnegu)
It's about three-and-a-half times as big as Washington National Cathedral.
In other words, the size of Washington National Cathedral is 0.3 times 188 acres.(a.k.a. Cathedral Church of Saint Peter and Saint Paul) (Washington, DC) (total plot)
It's about three-and-a-half times as big as The United States Capitol.
In other words, the size of The United States Capitol is 0.3 times 188 acres.(Washington, DC) (Immediate grounds size)