It's about nine-tenths as big as Lake Ontario.
In other words, 16,634,500 dunams is 0.87730 times the size of Lake Ontario, and the size of Lake Ontario is 1.140 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-fifth times as big as Connecticut.
In other words, 16,634,500 dunams is 1.158620 times the size of Connecticut, and the size of Connecticut is 0.8630960 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 four-fifths as big as Wales.
In other words, 16,634,500 dunams is 0.802360 times the size of Wales, and the size of Wales is 1.24630 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 one-and-one-fourth times as big as Glacier Bay National Park.
In other words, 16,634,500 dunams is 1.2520 times the size of Glacier Bay National Park, and the size of Glacier Bay National Park is 0.79870 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 one-and-one-third times as big as Sitka.
In other words, 16,634,500 dunams is 1.3243630 times the size of Sitka, and the size of Sitka is 0.755080 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 New Jersey.
In other words, 16,634,500 dunams is 0.7364280 times the size of New Jersey, and the size of New Jersey is 1.357910 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 seven-tenths as big as New Hampshire.
In other words, 16,634,500 dunams is 0.6869160 times the size of New Hampshire, and the size of New Hampshire is 1.455780 times that amount.(United States)
The "Granite State," New Hampshire measures 24,216,200 dunams in total area. New Hampshire's western border with Vermont is marked by the Connecticut River — the longest river in New England with a length of 655 km (407 mi).