It's about one-twenty-thousandth as big as Glacier Bay National Park.
In other words, 650 dunams is 0.000048910 times the size of Glacier Bay National Park, and the size of Glacier Bay National Park is 20,450 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-twenty-thousandth as big as Connecticut.
In other words, 650 dunams is 0.00004527350 times the size of Connecticut, and the size of Connecticut is 22,088 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-thirty-thousandth as big as Lake Ontario.
In other words, 650 dunams is 0.000034280 times the size of Lake Ontario, and the size of Lake Ontario is 29,170 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-thirty-thousandth as big as Wales.
In other words, 650 dunams is 0.0000313520 times the size of Wales, and the size of Wales is 31,896 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-thirty-five-thousandth as big as New Jersey.
In other words, 650 dunams is 0.00002877620 times the size of New Jersey, and the size of New Jersey is 34,750.90 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-thirty-five-thousandth as big as New Hampshire.
In other words, 650 dunams is 0.00002684150 times the size of New Hampshire, and the size of New Hampshire is 37,255.70 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).
It's about one-forty-thousandth as big as Vermont.