It's about 200 times as big as a Hockey rink.
In other words, 323 dunams is 212.9442770 times the size of a Hockey rink, and the size of a Hockey rink is 0.00469606422 times that amount.(per NHL specification)
Per National Hockey League Official Rules, a hockey rink should measure 60.96 m long by 25.908 m wide with a corner arc radius of 8.5344 m, for a total area of about 1.516828740 dunams. Ice hockey is believed to have developed from field hockey after players began holding games on ice rinks, which had been traditionally used for the sport of curling.
It's about 250 times as big as Fort Knox.
In other words, 323 dunams is 274 times the size of Fort Knox, and the size of Fort Knox is 0.00365 times that amount.(a.k.a. the United States Bullion Depository, a.k.a. "Gold Vault") (Kentucky)
The United States Bullion Depository, commonly referred to by the metonym "Fort Knox" (in spite of the fact that the Depository is not located on the Fort proper), measures 32.0 m (105 ft) by 36.9 m (121 ft), for a total area of about 1.180 dunams. The Depository is most famous for housing the largest portion of the national gold reserve, but has also temporarily housed the original US Declaration of Independence, an original copy of the US Constitution, and other important documents, kept there for safe keeping during World War II.
It's about one-three-hundredth as big as Disney World.
In other words, 323 dunams is 0.0032 times the size of Disney World, and the size of Disney World is 313 times that amount.(a.k.a. Walk Disney World Resort, a.k.a. Walt Disney World, a.k.a. WDW) (Lake Buena Vista and Bay Lake, Florida) (total site)
Disney World currently occupies 101,000 dunams. Part of the former total area of 120,000 dunams now comprises the Disney planned community of Celebration, Florida.
It's about one-three-hundred-fiftieth as big as Hilton Head.
In other words, 323 dunams is 0.00296706 times the size of Hilton Head, and the size of Hilton Head is 337.034 times that amount.(a.k.a. Hilton Head Island) (South Carolina)
Hilton Head Island measures 108,860 dunams in total land area. The island (and city of the same name) is located in the Atlantic Ocean and is known as popular vacation destination.
It's about one-five-hundred-fiftieth as big as Washington, D.C..
In other words, 323 dunams is 0.00182 times the size of Washington, D.C., and the size of Washington, D.C. is 549 times that amount.(formally the District of Columbia, a.k.a. Washington, a.k.a. the District, a.k.a. DC) (United State)
The United States' capital and only federal district, Washington, D.C. is a 177,000 dunams area located between the states of Virginia and Maryland. Washington, D.C. is known as the center of each of the three branches of the United States federal government and as home to many of the nation's monuments, museums, and foreign embassies.
It's about one-six-hundredth as big as Carlsbad Caverns National Park.
In other words, 323 dunams is 0.0017066 times the size of Carlsbad Caverns National Park, and the size of Carlsbad Caverns National Park is 585.960 times that amount.(a.k.a. Carlsbad Caverns National Park) (Eddy County, New Mexico)
The home of the Carlsbad Caverns cave system, the national park of the same name occupies 189,260 dunams. James Larkin White, a 19th-century cowboy, explorer, and eventual park ranger discovered the cave and named many of its caverns when he was just sixteen years old.
It's about one-six-hundredth as big as American Samoa.
In other words, 323 dunams is 0.00162 times the size of American Samoa, and the size of American Samoa is 617 times that amount.(a.k.a. Amerika Sāmoa, a.k.a. Sāmoa Amelika) (United States)
American Samoa, a territory of the United States near the nation of Samoa in the South Pacific, measures 199,000 dunams in total area. It is known as the home of two major tuna canneries — StarKist and Samoa Packing.