It's about as long as The National Mall.
(Washington, D.C.) (to Lincoln Memorial)
From the steps of the Capitol Building to the Lincoln Memorial, the National Mall is 3.0 km. 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 four-fifths as long as The Hollywood Walk of Fame.
In other words, 634.04 rods is 0.82 times the length of The Hollywood Walk of Fame, and the length of The Hollywood Walk of Fame is 1.2 times that amount.(Hollywood Boulevard and Vine Street, Hollywood, California) (approximate length)
The Hollywood Walk of Fame is approximately 3.9 km. Gene Autry, most famous as the singer of "Back in the Saddle Again" and as the writer and singer of "Here Comes Santa Claus," is the only entertainer to have a star in every category — film, television, recording, radio, and theater. One of Autry's stars is also one of only two stars which have been stolen from the Walk and never recovered.
It's about four-fifths as long as The Indianapolis Motor Speedway.
In other words, 634.04 rods is 0.79255 times the length of The Indianapolis Motor Speedway, and the length of The Indianapolis Motor Speedway is 1.26175 times that amount.(Speedway, Indiana) (rectangular oval course)
The rectangular oval course of the Indianapolis Motor Speedway is 4.02336 km. While famous for its automotive racing, the first motorsport held at the track was a series of motorcycle races in August, 1909 — a little less than two years before the inaugural Indianapolis 500 race was run.
It's about four-fifths as long as Daytona International Speedway.
In other words, 634.04 rods is 0.79255 times the length of Daytona International Speedway, and the length of Daytona International Speedway is 1.26175 times that amount.(Daytona Beach, Florida) (tri-oval course)
The tri-oval course of the Daytona International Speedway, upon which the NASCAR Daytona 500 is run, is 4.02336 km in length. Although the tri-oval design is said to allow for greater visibility during the race, the real reason for the then-unique design was that plot available for construction of the track was only 350 acres and could not accommodate a traditional oval layout of appropriate length.
It's about one-and-three-tenths times as long as Steel Dragon 2000.
In other words, 634.04 rods is 1.286 times the length of Steel Dragon 2000, and the length of Steel Dragon 2000 is 0.7776 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 2,479 m 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 97 m.
It's about one-and-one-third times as long as The Belmont Stakes.
In other words, 634.04 rods is 1.320917 times the length of The Belmont Stakes, and the length of The Belmont Stakes is 0.7570498 times that amount.(Belmont Park, Elmont, New York) (total race length)
The total race length of the Belmont Stakes run at Belmont Park is 12 furlongs. It was during the 1974 Belmont Stakes that Secretariat set an America Grade 1 stakes record in winning by a distance of about 31 lengths
It's about one-and-two-fifths times as long as The Beast (Roller Coaster).
In other words, 634.04 rods is 1.422 times the length of The Beast (Roller Coaster), and the length of The Beast (Roller Coaster) is 0.7032 times that amount.(King's Island Amusement Park; Mason, OH)
The roller coaster The Beast is 2,243 m 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.