It's about 40,000 times as long as The National Mall.
In other words, the length of The National Mall is 0.0000300 times 129,000 kilometers.(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 50,000 times as long as Steel Dragon 2000.
In other words, 129,000 kilometers is 52,040 times the length of Steel Dragon 2000, and the length of Steel Dragon 2000 is 0.000019220 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 2.4790 kilometers in length. It is one of only two operating "Gigacoasters" (meaning its height is between 0.09144 kilometers and 0.12160 kilometers) in the world, having a height of 0.097 kilometers.
It's about 55,000 times as long as The Belmont Stakes.
In other words, 129,000 kilometers is 53,437.920 times the length of The Belmont Stakes, and the length of The Belmont Stakes is 0.00001871330 times that amount.(Belmont Park, Elmont, New York) (total race length)
The total race length of the Belmont Stakes run at Belmont Park is 2.4140160 kilometers. It was during the 1974 Belmont Stakes that Secretariat set an America Grade 1 stakes record in winning by a distance of about 0.0755904 kilometers
It's about 60,000 times as long as The Beast (Roller Coaster).
In other words, 129,000 kilometers is 57,510 times the length of The Beast (Roller Coaster), and the length of The Beast (Roller Coaster) is 0.000017390 times that amount.(King's Island Amusement Park; Mason, OH)
The roller coaster The Beast is 2.2430 kilometers 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 65,000 times as long as The Kentucky Derby.
In other words, 129,000 kilometers is 64,125.50 times the length of The Kentucky Derby, and the length of The Kentucky Derby is 0.00001559440 times that amount.(Churchill Downs, Louisville, Kentucky) (total race length)
The total race length of the Kentucky Derby run at Churchill Downs is 2.01168 kilometers. 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 70,000 times as long as The Preakness Stakes.
In other words, 129,000 kilometers is 67,500.530 times the length of The Preakness Stakes, and the length of The Preakness Stakes is 0.00001481470 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 1.9110960 kilometers. 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 100,000 times as long as The Navy Pier.
In other words, the length of The Navy Pier is 0.00001000 times 129,000 kilometers.(a.k.a. Municipal Pier #2) (Chicago, Illinois)
The Navy Pier is 0.90 kilometers in total length. Originally named Municipal Pier #2, the pier was renamed Navy Pier in 1927 in honor of Naval personnel stationed there during World War I.