It's about one-twentieth as long as The Rhine.
In other words, 12.670 leagues is 0.0533 times the length of The Rhine, and the length of The Rhine is 18.80 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 238 leagues 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 12.670 leagues.(Washington, D.C.) (to Lincoln Memorial)
From the steps of the Capitol Building to the Lincoln Memorial, the National Mall is 0.50 leagues. 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, 12.670 leagues is 28.40 times the length of Steel Dragon 2000, and the length of Steel Dragon 2000 is 0.03521 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 0.44620 leagues in length. It is one of only two operating "Gigacoasters" (meaning its height is between 0.01646 leagues and 0.02189 leagues) in the world, having a height of 0.01746 leagues.
It's about thirty times as long as The Belmont Stakes.
In other words, 12.670 leagues is 29.160750 times the length of The Belmont Stakes, and the length of The Belmont Stakes is 0.03429267 times that amount.(Belmont Park, Elmont, New York) (total race length)
The total race length of the Belmont Stakes run at Belmont Park is 0.43448810 leagues. It was during the 1974 Belmont Stakes that Secretariat set an America Grade 1 stakes record in winning by a distance of about 0.01360518 leagues
It's about thirty times as long as The Beast (Roller Coaster).
In other words, 12.670 leagues is 31.380 times the length of The Beast (Roller Coaster), and the length of The Beast (Roller Coaster) is 0.03187 times that amount.(King's Island Amusement Park; Mason, OH)
The roller coaster The Beast is 0.40370 leagues 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 33.10 times 12.670 leagues.(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 419 leagues in length. Along this length, the river descends from its source, approximately 0.4950 leagues above sea level in the Rocky Mountains, to its mouth in the Gulf of California.
It's about thirty times as long as The Kentucky Derby.
In other words, 12.670 leagues is 34.99290 times the length of The Kentucky Derby, and the length of The Kentucky Derby is 0.0285772 times that amount.(Churchill Downs, Louisville, Kentucky) (total race length)
The total race length of the Kentucky Derby run at Churchill Downs is 0.3620730 leagues. 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