It's about one-tenth as tall as The Space Needle.
In other words, 581 inches is 0.0802 times the height of The Space Needle, and the height of The Space Needle is 12.50 times that amount.(Seattle, Washington) (to aircraft warning beacon at peak)
Built for a 1962 World's Fair, the Space Needle stands 7,240 inches tall. With a track-and-wheel design inspired by railroad mechanics and a precisely-configured balance, the restaurant near the top of the space needle requires just a 1.5 hp motor to rotate at speeds of about 0.053 kph (0.033 mph).
It's about thirteen times as tall as Kenny Baker.
In other words, the height of Kenny Baker is 0.077 times 581 inches.(a.k.a. Kenneth George Baker) (1934-) (actor)
Kenny Baker, most famous for his role as R2-D2 in the Star Wars film franchise, is an LP with a height of 43 inches. Baker and his wife, Eileen, both made brief appearances as the small, woodland creatures known as Ewoks in the 1984 Star Wars movie, Star Wars: Return of the Jedi (a.k.a. Star Wars Episode VI: Return of the Jedi).
It's about one-fifteenth as tall as The Golden Gate Bridge.
In other words, the height of The Golden Gate Bridge is 15.40 times 581 inches.(San Francisco, California and Marin County, California) (height above water)
The height of each tower of Golden Gate Bridge is 8,940 inches 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.
It's about sixteen times as tall as General Tom Thumb.
In other words, the height of General Tom Thumb is 0.063 times 581 inches.(a.k.a. Charles Sherwood Stratton) (1838-1883) (circus performer; height at death)
General Tom Thumb was an LP with a height (at his death) of 36 inches. Thumb stopped growing at 25 inches when he was five years old, but resumed growth in his teens which continued through the remainder of his life.
It's about eighteen times as tall as Verne Troyer.
In other words, the height of Verne Troyer is 0.056 times 581 inches.(1969-2018) (actor)
Verne Troyer, most famous for his role as Mini-Me in the Austin Powers series, was an LP with a height of 32 inches. Troyer's first role was as a stunt double for a baby in the 1994 film Baby's Day Out.
It's about nineteen times as long as a Man's Footstep.
In other words, the length of a Man's Footstep is 0.053 times 581 inches.(for healthy, middle-aged man of average height; single step length)
According to studies by The University of Oklahoma's Health Sciences Center, the average length of a man's step is 31 inches, for an average stride (two-step's length) of 62 inches. The average person walks at a speed of about 1.3 m/s
It's about one-twentieth as long as The QE2.
In other words, 581 inches is 0.0502 times the length of The QE2, and the length of The QE2 is 19.90 times that amount.(a.k.a. RMS Queen Elizabeth 2) The QE2 has a total length of 11,600 inches. During its voyaging lifetime from 1969 through 2008, it travelled more than 378,000,000,000 inches, the furthest cumulative distance by any ship in modern history.