
It's about as long as The QE2.
In other words, the length of The QE2 is 1.03 times 312 yards.
(a.k.a. RMS Queen Elizabeth 2) The QE2 has a total length of 322 yards. During its voyaging lifetime from 1969 through 2008, it travelled more than 10,500,000,000 yards, the furthest cumulative distance by any ship in modern history.
It's about ninetenths as tall as The Eiffel Tower.
In other words, 312 yards is 0.8810 times the height of The Eiffel Tower, and the height of The Eiffel Tower is 1.140 times that amount.
(a.k.a. La Tour Eiffel) (Paris, France) (to flagpole peak)The Eiffel Tower stands 354 yards tall, including its flagpole. The Tower is the largest structure in Paris as most other buildings are governed by a zoning restriction limiting them to a height of 40.50 yards or less.
It's about oneandonefourth times as tall as The Golden Gate Bridge.
In other words, 312 yards is 1.260 times the height of The Golden Gate Bridge, and the height of The Golden Gate Bridge is 0.7940 times that amount.
(San Francisco, California and Marin County, California) (height above water)The height of each tower of Golden Gate Bridge is 248 yards 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 threefourths as tall as The Empire State Building.
In other words, 312 yards is 0.748780 times the height of The Empire State Building, and the height of The Empire State Building is 1.33550 times that amount.
(New York City, New York) (to top of building)The Empire State Building stands 416.680 yards to its architectural peak. The spire emerging from the top of the building was originally intended to be a mooring mast for blimps whose passengers could disembark onto a landing platform on the 102
It's about oneandahalf times as tall as The Space Needle.
In other words, 312 yards is 1.550 times the height of The Space Needle, and the height of The Space Needle is 0.6450 times that amount.
(Seattle, Washington) (to aircraft warning beacon at peak)Built for a 1962 World's Fair, the Space Needle stands 201 yards tall. With a trackandwheel design inspired by railroad mechanics and a preciselyconfigured 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 threefifths as tall as The Petronas Twin Towers.
In other words, 312 yards is 0.63130 times the height of The Petronas Twin Towers, and the height of The Petronas Twin Towers is 1.5840 times that amount.
(a.k.a. Menara Berkembar Petronas, a.k.a. Petronas Towers) (Kuala Lumpur, Malaysia) (to spire)Each of the Petronas Towers stands 494.20 yards to their spires. Holding the record as the tallest buildings in the world from 1998 to 2004, the towers continue to hold the record for the deepest foundation barrettes — up to 125.80 yards deep.
It's about oneandtwothirds times as tall as St. Paul's Cathedral.
In other words, the height of St. Paul's Cathedral is 0.610 times 312 yards.
(London, England, United Kingdom)St. Paul's Cathedral measures 190 yards 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). 
