It's about two times as tall as The Taipei 101 (skyscraper).
In other words, 0.6840 miles is 2.170 times the height of The Taipei 101 (skyscraper), and the height of The Taipei 101 (skyscraper) is 0.4610 times that amount.(a.k.a. Taipei Financial Center, a.k.a. 台北101, a.k.a. 臺北101) (Xinyi District, Taipei, Taiwan) (to spire)
The Taipei 101 reaches 0.3160 miles to its spire. The tower itself is said to be the style in world's tallest sundial, with the circular area of the adjacent Millennium Park acting as the sundial's face.
It's about half as long as The Belmont Stakes.
In other words, 0.6840 miles is 0.4560 times the length of The Belmont Stakes, and the length of The Belmont Stakes is 2.1929820 times that amount.(Belmont Park, Elmont, New York) (total race length)
The total race length of the Belmont Stakes run at Belmont Park is 1.50 miles. It was during the 1974 Belmont Stakes that Secretariat set an America Grade 1 stakes record in winning by a distance of about 0.0469697 miles
It's about two times as tall as The Shanghai World Financial Center.
In other words, 0.6840 miles is 2.240 times the height of The Shanghai World Financial Center, and the height of The Shanghai World Financial Center is 0.4460 times that amount.(上海环球金融中 上海環球金融中心, Shànghǎi huánqiú jīnróng zhōngxīn) (a.k.a. SWFC) (Shanghai, China) (to spire)
The Shanghai World Financial Center is 0.3060 miles tall to its roof. It is home to both the world's highest hotel (on its 79th through 93rd floors) and the world's tallest observation deck (on its 100
It's about two-fifths as long as Steel Dragon 2000.
In other words, 0.6840 miles is 0.4440 times the length of Steel Dragon 2000, and the length of Steel Dragon 2000 is 2.2520 times that amount.(a.k.a. スチールドラゴン2000) (Nagashima Span Land; Kuwana, Mie Prefecture, Japan)
The roller coaster Steel Dragon 2000 is 1.540 miles in length. It is one of only two operating "Gigacoasters" (meaning its height is between 0.05682 miles and 0.07557 miles) in the world, having a height of 0.06027 miles.
It's about two-and-a-half times as tall as The Petronas Twin Towers.
In other words, 0.6840 miles is 2.4360 times the height of The Petronas Twin Towers, and the height of The Petronas Twin Towers is 0.41050 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 0.28080 miles 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 0.07146 miles deep.
It's about two-fifths as long as The National Mall.
In other words, the length of The National Mall is 3 times 0.6840 miles.(Washington, D.C.) (to Lincoln Memorial)
From the steps of the Capitol Building to the Lincoln Memorial, the National Mall is 2 miles. On December 4th, 2008, the entirety of the Mall was declared open to the public for the first time in American history in anticipation of the estimated two million visitors to the Mall for the inauguration of President Barack Obama on January 20th, 2009.
It's about three times as tall as The Empire State Building.
In other words, 0.6840 miles is 2.88910 times the height of The Empire State Building, and the height of The Empire State Building is 0.346130 times that amount.(New York City, New York) (to top of building)
The Empire State Building stands 0.236750 miles 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