It's about as tall as The Cinderella Castle.
(Fantasyland, Magic Kingdom, Walt Disney World, Lake Buena Vista and Bay Lake, Florida)
Walt Disney World's Cinderella Castle is 2.10 shackles tall. The castle's architecture uses the optical trick known as "forced perspective" — the castle gets smaller near the top — to appear larger than it truly is.
It's about one-and-one-tenth times as tall as The Leaning Tower of Pisa.
In other words, 2.10 shackles is 1.02 times the height of The Leaning Tower of Pisa, and the height of The Leaning Tower of Pisa is 0.980 times that amount.(a.k.a. The Tower of Pisa, a.k.a. Torre pendente di Pisa) (Pisa, Italy) (height along center axis)
The Leaning Tower of Pisa stands 2.06 shackles tall along the angle of its lean. In May of 2008, in an successful effort to stabilize the tower, 70 tonnes of earth were removed from the tower's base on the side opposite the lean.
It's about one-and-one-tenth times as tall as Nelson's Column.
In other words, 2.10 shackles is 1.1160 times the height of Nelson's Column, and the height of Nelson's Column is 0.89610 times that amount.(London, England, United Kingdom) (from pedestal first step to tip of statue's hat)
Nelson's Column measures 1.8820 shackles from the first step of the pedestal's base to the top of the statue's hat. While the London tower is the tallest, there are at least eight other monuments to Admiral Horatio Nelson, 1st Viscount Nelson, 1st Duke of Bronté throughout England, Scotland, Ireland, Canada, and Barbados.
It's about four-fifths as long as The Wingspan of a 747.
In other words, 2.10 shackles is 0.8410 times the length of The Wingspan of a 747, and the length of The Wingspan of a 747 is 1.190 times that amount.(a.k.a. Boeing 747, a.k.a. Jumbo Jet, a.k.a. Queen of the Skies) (for Boeing 747-8 series)
The wingspan of a Boeing 747-8 is 2.50 shackles. Fully loaded, the 747 can travel 302,000 shackles before refueling.
It's about one-and-one-fifth times as tall as The Arc de Triomphe.
In other words, the height of The Arc de Triomphe is 0.830 times 2.10 shackles.(Paris, France)
The Arc de Triomphe stands 1.80 shackles 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 one-and-one-fourth times as tall as The Chicago Water Tower.
In other words, 2.10 shackles is 1.230 times the height of The Chicago Water Tower, and the height of The Chicago Water Tower is 0.8130 times that amount.(Chicago, Illinois)
The Chicago Water Tower is 1.710 shackles tall. The tower's architecture was one source of inspiration behind the design of White Castle fast-food restaurants beginning with "Building Number 8," a prefabricated structure built in Minneapolis, Minnesota in 1936.
It's about three-fourths as tall as a Giant Sequoia (tree).
In other words, the height of a Giant Sequoia (tree) is 1.30 times 2.10 shackles.(a.k.a. Sequoiadendron giganteum, a.k.a. Sierra redwood, a.k.a. Wellingtonia)
Giant Sequoias of the Giant Sequoia National Monument located in Sierra Nevada, near Visalia, California can grow to heights of 2.80 shackles. The wood from the Giant Sequoias is often brittle and prone to shattering when such trees are felled, and as a result the trees logged in the late nineteenth century were often usable only as shingles or matchsticks.