It's about three times as long as The Wingspan of a 747
In other words, 629.980 feet is 2.80 times the length of The Wingspan of a 747, and the length of The Wingspan of a 747 is 0.3570 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 225 feet. Fully loaded, the 747 can travel 27,200,000 feet before refueling.
It's about one-third as tall as The CN Tower
In other words, 629.980 feet is 0.347020 times the height of The CN Tower, and the height of The CN Tower is 2.88170 times that amount.(a.k.a. La Tour CN, a.k.a. Canadian National Tower, a.k.a. Canada's National Tower) (Toronto, Canada) (to spire)
The CN Tower measures 1,815.40 feet tall at its spire. Used only in emergencies and for charitable climbing events, the 2,579-step staircase to the top is the longest metal staircase in the world.
It's about three-tenths as tall as a Canton Tower
In other words, 629.980 feet is 0.310 times the height of a Canton Tower, and the height of a Canton Tower is 3.20 times that amount.(a.k.a. Guangzhou TV & Sightseeing Tower, a.k.a. 广 州 电 视 观 光 塔) (Guangzhou, China) (to spire)
The Guangzhou TV & Sightseeing Tower stands 2,000 feet to its spire. Initially described as holding the record for the tallest Ferris wheel in the world, the ride at the top of the tower is actually an observation carousel; cars complete a trip around the top-floor track about every half-hour.
It's about three-and-a-half times as tall as The Cinderella Castle
In other words, 629.980 feet is 3.330 times the height of The Cinderella Castle, and the height of The Cinderella Castle is 0.30 times that amount.(Fantasyland, Magic Kingdom, Walt Disney World, Lake Buena Vista and Bay Lake, Florida)
Walt Disney World's Cinderella Castle is 189 feet 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 three-and-a-half times as tall as The Leaning Tower of Pisa
In other words, the height of The Leaning Tower of Pisa is 0.2940 times 629.980 feet.(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 185 feet 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 three-and-a-half times as tall as The Mahabodhi Temple
In other words, the height of The Mahabodhi Temple is 0.290 times 629.980 feet.(a.k.a. Great Awakening Temple, a.k.a. Maha Bodhi Temple, a.k.a. Temple of Bodh Gaya, a.k.a. Mahabodhi Mahavihar) (Bodh Gaya, Gaya District, Bihar, India)
The tower of the Mahabodhi Temple measures 180 feet in total height. The site has been of sacred interest for more than 2,000 years, with the current Temple dating back at least 1,400 years.
It's about three-and-a-half times as tall as Nelson's Column
In other words, 629.980 feet is 3.7180 times the height of Nelson's Column, and the height of Nelson's Column is 0.2690 times that amount.(London, England, United Kingdom) (from pedestal first step to tip of statue's hat)
Nelson's Column measures 169.40 feet 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.