It's about one-twentieth as long as The Rhine.
In other words, 71 kilometers is 0.0538 times the length of The Rhine, and the length of The Rhine is 18.60 times that amount.(a.k.a. Rhein, a.k.a. Rijn, a.k.a. Rhin, a.k.a. Rain, a.k.a. Reno, a.k.a. Rhenus, a.k.a. Ryn) (from near Reichenau, Switzerland through Hoek van Holland, Rotterdam, Netherlands)
The Rhine river runs 1,320 km in total length. The World War II Battle of Arnhem, as memorialized in the 1974 book and 1977 movie A Bridge Too Far, was the first of several attempts to capture key bridges across the Rhine, beginning with the Arnhem Bridge in the Netherlands.
It's about twenty times as long as The National Mall.
In other words, the length of The National Mall is 0.05 times 71 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 thirty times as long as Steel Dragon 2000.
In other words, 71 kilometers is 28.640 times the length of Steel Dragon 2000, and the length of Steel Dragon 2000 is 0.03492 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 thirty times as long as The Belmont Stakes.
In other words, 71 kilometers is 29.411570 times the length of The Belmont Stakes, and the length of The Belmont Stakes is 0.03400023 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 thirty times as long as The Beast (Roller Coaster).
In other words, 71 kilometers is 31.650 times the length of The Beast (Roller Coaster), and the length of The Beast (Roller Coaster) is 0.0316 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 one-thirty-fifth as long as The Colorado River.
In other words, the length of The Colorado River is 32.80 times 71 kilometers.(a.k.a. Aha Kwahwat, a.k.a. Grand River, a.k.a. Tizon River, a.k.a. Tecon River, a.k.a. Tison River) (from Grand Lake, Colorado through the Gulf of California)
The Colorado River runs 2,330 km in length. Along this length, the river descends from its source, approximately 2.750 kilometers above sea level in the Rocky Mountains, to its mouth in the Gulf of California.
It's about forty times as long as The Kentucky Derby.
In other words, 71 kilometers is 35.29390 times the length of The Kentucky Derby, and the length of The Kentucky Derby is 0.0283335 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