It's about one-and-one-tenth times as big as Connecticut.
In other words, 15,500,000 dunams is 1.0796 times the size of Connecticut, and the size of Connecticut is 0.926269 times that amount.(United States)
The "Constitution State" or the "Nutmeg State," Connecticut measures 14,357,200 dunams in total area. The northern boundary between Connecticut and Massachusetts is an otherwise straight line marked by the 6,500 dunams "Southwick Jog" — a notch of Massachusetts extending southward into Connecticut near Congamond Lakes.
It's about one-and-one-fifth times as big as Glacier Bay National Park.
In other words, 15,500,000 dunams is 1.166 times the size of Glacier Bay National Park, and the size of Glacier Bay National Park is 0.8576 times that amount.(a.k.a. Glacier Bay National Park and Preserve) (Hoonah-Angoon Census area, and Yakutat City and Borough, Alaska)
Containing nine tidewater glaciers, Glacier Bay National Park covers 13,290,000 dunams of which 10,760,000 dunams is designated a Wilderness Area. Glacier Bay is home to the 33.8 km (21 mi) long Margerie Glacier.
It's about four-fifths as big as Lake Ontario.
In other words, 15,500,000 dunams is 0.8175 times the size of Lake Ontario, and the size of Lake Ontario is 1.223 times that amount.(a.k.a. Lac Ontario) (surface area)
The smallest of North America's Great Lakes (by surface area), Lake Ontario has a total area of 18,960,000 dunams. It borders the cities of Toronto, Ontario, Canada and Rochester, New York.
It's about one-and-one-fourth times as big as Sitka.
In other words, 15,500,000 dunams is 1.234039 times the size of Sitka, and the size of Sitka is 0.8103472 times that amount.(a.k.a. the City and Borough of Sitka) (Alaska)
The second-largest city in both Alaska and the United States, Sitka measures 12,560,380 dunams in total area. The city is known as a major west coast seaport.
It's about three-fourths as big as Wales.
In other words, 15,500,000 dunams is 0.74764 times the size of Wales, and the size of Wales is 1.3375 times that amount.(a.k.a. Cymru) (total area)
The area of the country of Wales (in the United Kingdom) is 20,732,000 dunams. More than 764,700 dunams, or about 4% of the country's land area, is made up of the fifty-plus islands in the Irish and Celtic Seas off the coast of the Welsh mainland.
It's about seven-tenths as big as New Jersey.
In other words, 15,500,000 dunams is 0.686202 times the size of New Jersey, and the size of New Jersey is 1.4573 times that amount.(United States)
The "Garden State," New Jersey measures 22,588,100 dunams in total area. The Garden State Parkway — the busiest toll highway in the country — runs the 277 km (172 mi) length of New Jersey's coast.
It's about one-and-a-half times as big as Hawaii (Island).
In other words, 15,500,000 dunams is 1.48574 times the size of Hawaii (Island), and the size of Hawaii (Island) is 0.673065 times that amount.(a.k.a. Hawaii, a.k.a. The Big Island) (Hawaii)
The largest of the main Hawaiian Islands and the largest island in the United States, Hawaii measures 10,432,500 dunams in total area. It is known for its continuously erupting (for the past two decades, as of 2011) volcano, Kīlauea, and for the black sand beaches formed by the lava flow.