It's about twelve times as tall as a Brachiosaurus.
In other words, the height of a Brachiosaurus is 0.083 times 520.97 feet.(based on comparable bone measurements, height to head)
Dinosaurs in the genus Brachiosaurus had an estimated height (at the head with neck fully extended) of up to 43 feet. A resin cast of the first Brachiosaurus specimen, owned by the Field Museum in Chicago, is currently on display at the O'Hare International Airport.
It's about one-tenth as long as The Preakness Stakes.
In other words, 520.97 feet is 0.08308931 times the length of The Preakness Stakes, and the length of The Preakness Stakes is 12.03524 times that amount.(Pimlico Race Course, Baltimore, Maryland) (total race length)
The total race length of the Preakness Stakes run at the Pimlico Race Course is 6,270 feet. Dubbed "the race for the Black-eyed Susans" after Maryland's state flower, the winning horse is actually draped with a garland of painted yellow daisies, as Black-eyed Susans do not bloom in time for the late-May race.
It's about one-fifteenth as long as The Kentucky Derby.
In other words, 520.97 feet is 0.0789348 times the length of The Kentucky Derby, and the length of The Kentucky Derby is 12.6687 times that amount.(Churchill Downs, Louisville, Kentucky) (total race length)
The total race length of the Kentucky Derby run at Churchill Downs is 6,600 feet. First run in 1864, the Kentucky Derby is one of the oldest continuously-running sporting events in America, almost two years older than the Westminster Kennel Club Dog Show
It's about fourteen times as tall as a Telephone Pole.
In other words, the height of a Telephone Pole is 0.071 times 520.97 feet.(a.k.a. Utility Pole, a.k.a Power Pole, a.k.a. Telegraph Pole, a.k.a. Telegraph Post, a.k.a. Hydro Pole) (exposed height; per Florida Public Service Commission average)
A standard telephone pole is 36 feet tall. Despite alternatives, most telephone poles in the US are made of wood — most commonly pine — and have a lifespan of 25 to 50 years, depending on climate and preservatives applied.
It's about one-fifteenth as long as The Beast (Roller Coaster).
In other words, 520.97 feet is 0.07079 times the length of The Beast (Roller Coaster), and the length of The Beast (Roller Coaster) is 14.13 times that amount.(King's Island Amusement Park; Mason, OH)
The roller coaster The Beast is 7,359 feet in length. On its twenty-fifth year of operation in 2004, The Beast was awarded the Landmark Award by the American Coaster Enthusiasts as a historically significant roller coaster.
It's about one-fifteenth as long as The Belmont Stakes.
In other words, 520.97 feet is 0.06577904 times the length of The Belmont Stakes, and the length of The Belmont Stakes is 15.20241 times that amount.(Belmont Park, Elmont, New York) (total race length)
The total race length of the Belmont Stakes run at Belmont Park is 7,920 feet. It was during the 1974 Belmont Stakes that Secretariat set an America Grade 1 stakes record in winning by a distance of about 248 feet
It's about one-fifteenth as long as Steel Dragon 2000.
In other words, 520.97 feet is 0.06405 times the length of Steel Dragon 2000, and the length of Steel Dragon 2000 is 15.61 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 8,133 feet in length. It is one of only two operating "Gigacoasters" (meaning its height is between 300 ft and 399 ft) in the world, having a height of 318.2 feet.