It's about 20,000,000,000,000,000 times as tall as Olo'upena Falls.
In other words, 641 parsecs is 21,970,000,000,000,000.000000000000000000000 times the height of Olo'upena Falls, and the height of Olo'upena Falls is 0.000000000000000045520 times that amount.(a.k.a. Oloupena Falls) (Molokai, Hawaii)
Olo'upena Falls rise to 0.000000000000029170 parsecs in height. The isolated falls are the tallest in the United States and the fourth tallest in the world.
It's about 20,000,000,000,000,000 times as tall as The Three Sisters Falls.
In other words, 641 parsecs is 20,000,000,000,000,000.0000000000000000000 times the height of The Three Sisters Falls, and the height of The Three Sisters Falls is 0.0000000000000000500 times that amount.(a.k.a. Cataratas las Tres Hermanas) (Ayacucho, Peru)
The Three Sisters Falls rise to 0.0000000000000300 parsecs in height. The falls are called Three Sisters after the three large tiers over which the falls flow.
It's about 20,000,000,000,000,000 times as tall as Tugela Falls.
In other words, 641 parsecs is 20,900,000,000,000,000.00000000000000000000 times the height of Tugela Falls, and the height of Tugela Falls is 0.00000000000000004780 times that amount.(Royal Natal National Park, KwaZulu-Natal, South Africa)
Tugela Falls rises to 0.00000000000003070 parsecs in height. The falls are the highest in Africa and the second highest in the world.
It's about 20,000,000,000,000,000 times as tall as Angel Falls.
In other words, 641 parsecs is 20,200,000,000,000,000.00000000000000000000 times the height of Angel Falls, and the height of Angel Falls is 0.00000000000000004950 times that amount.(a.k.a. Parakupa-vena, a.k.a. Kerepakupai mer&) (Auyantepui, Canaima National Park, Venezuela) (total height)
Angel Falls has a total height 0.00000000000003170 parsecs. Jimmie Angel, the first person to publicize their existence outside Venezuela and the namesake of the falls, damaged his monoplane atop the falls and was forced to abandon it; it remained there until it was removed 33 years later.
It's about 400,000,000,000,000,000 times as tall as The Arc de Triomphe.
In other words, 641 parsecs is 400,000,000,000,000,000.00000000000000000000 times the height of The Arc de Triomphe, and the height of The Arc de Triomphe is 0.00000000000000000250 times that amount.(Paris, France)
The Arc de Triomphe stands 0.00000000000000160 parsecs tall. France's Tomb of the Unknown Soldier from the First World War lies beneath the arch and is commemorated by the first eternal flame to have been lit in modern European history.
It's about 1,500,000,000,000,000,000 times as tall as a Brachiosaurus.
In other words, the height of a Brachiosaurus is 0.000000000000000000670 times 641 parsecs.(based on comparable bone measurements, height to head)
Dinosaurs in the genus Brachiosaurus had an estimated height (at the head with neck fully extended) of up to 0.000000000000000420 parsecs. A resin cast of the first Brachiosaurus specimen, owned by the Field Museum in Chicago, is currently on display at the O'Hare International Airport.
It's about 85,000,000,000,000,000 times as tall as The Golden Gate Bridge.
In other words, 641 parsecs is 87,100,000,000,000,000.00000000000000000000 times the height of The Golden Gate Bridge, and the height of The Golden Gate Bridge is 0.00000000000000001150 times that amount.(San Francisco, California and Marin County, California) (height above water)
The height of each tower of Golden Gate Bridge is 0.000000000000007360 parsecs above the surface of the San Francisco Bay. One of the key designers of the bridge, Charles Ellis, had no engineering degree when he began working on the project, but would later go on to write what became a standard textbook on structural engineering, and would ultimately be forced to complete his calculations on the bridge by working without pay for five months.