It's about one-tenth as tall as The Washington Monument
In other words, 581 inches is 0.087172 times the height of The Washington Monument, and the height of The Washington Monument is 11.4720 times that amount.(Washington, D.C.)
The Washington Monument measures 6,665 inches tall, with some discrepancy due to the fact that the Monument's base is slightly below the surrounding ground. Interrupted in its construction by the American Civil War, it was almost 36 years between groundbreaking and the completion of construction.
It's about one-tenth as tall as St. Paul's Cathedral
In other words, 581 inches is 0.0848 times the height of St. Paul's Cathedral, and the height of St. Paul's Cathedral is 11.80 times that amount.(London, England, United Kingdom)
St. Paul's Cathedral measures 6,850 inches to its peak. The southwest tower of the Cathedral contains the bell known as "Great Paul," which is the largest bell in Great Britain at 15,000 kg (16.5 tons), outweighing the more iconic Big Ben bell by about 3,000 kg (3 tons).
It's about twelve times as tall as Hervé Villechaize
In other words, the height of Hervé Villechaize is 0.083 times 581 inches.(a.k.a. Hervé Jean-Pierre Villechaize) (1943-1993) (actor)
Hervé Villechaize, most famous for his role as Tattoo on the 1978-84 television series Fantasy Island, was an LP with a height of 47 inches. Villechaize's form of dwarfism, spondyloepiphyseal dysplasia-brachydactyly and distinctive speech (SED-BDS), is also known as "Tattoo dysplasia" or "Fantasy Island syndrome."
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.