It's about one-and-one-tenth times as big as Hilton Head
In other words, 12,000 hectares is 1.102310 times the size of Hilton Head, and the size of Hilton Head is 0.9071860 times that amount.(a.k.a. Hilton Head Island) (South Carolina)
Hilton Head Island measures 10,886 hectares 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-and-one-fifth times as big as Disney World
In other words, 12,000 hectares is 1.190 times the size of Disney World, and the size of Disney World is 0.840 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 10,100 hectares. Part of the former total area of 12,000 hectares now comprises the Disney planned community of Celebration, Florida.
It's about two-thirds as big as Washington, D.C.
In other words, 12,000 hectares is 0.6780 times the size of Washington, D.C., and the size of Washington, D.C. is 1.470 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 17,700 hectares 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 two times as big as San Marino
In other words, the size of San Marino is 0.50 times 12,000 hectares.(a.k.a. The Most Serene Republic of San Marino, a.k.a. Serenissima Repubblica di San Marino)
an Marino is an enclave country located within the Apennine Mountains in Italy, with a total area of 6,100 hectares. Established in 301 CE, San Marino is the oldest sovereign state in the world.
It's about half as big as Edinburgh
In other words, 12,000 hectares is 0.4550 times the size of Edinburgh, and the size of Edinburgh is 2.20 times that amount.(a.k.a. Edinburgh, a.k.a. Dùn Èideann, a.k.a. Edinburgum) (Scotland, United Kingdom)
Edinburgh, Scotland's capital, measures 26,400 hectares. Edinburgh Castle, atop Castle Rock, is the centerpiece of the city and has been continuously-occupied for over 1,800 years.
It's about two-and-a-half times as big as The Pitcairn Islands
In other words, the size of The Pitcairn Islands is 0.380 times 12,000 hectares.(a.k.a. Pitcairn, Henderson, Ducie and Oeno Islands, a.k.a. Pitkern Ailen) (British overseas territory) (total land area)
The Pitcairn Islands are a group of four islands which have a combined area of 4,700 hectares. A British overseas territory since 1838, the island is populated by the descendents of mutineers and others who traveled on the British Royal Naval Ship, HMS Bounty during her 1789-1790 voyage.
It's about two-fifths as big as Dublin
In other words, 12,000 hectares is 0.3780 times the size of Dublin, and the size of Dublin is 2.6460 times that amount.(a.k.a. Baile Átha Cliath) (Leinster, Ireland) (for metro Dublin City)
The city of Dublin and its surrounding metro areas measure 31,750 hectares. Dublin is home to the Spire of Dublin, a stainless steel monument built in 2003 that rises to 121.2 m in height.