It's about 150 times as tall as Nelson's Column
In other words, 6.920 kilometers is 134 times the height of Nelson's Column, and the height of Nelson's Column is 0.00746 times that amount.(London, England, United Kingdom) (from pedestal first step to tip of statue's hat)
Nelson's Column measures 0.05164 kilometers from the first step of the pedestal's base to the top of the statue's hat. While the London tower is the tallest, there are at least eight other monuments to Admiral Horatio Nelson, 1st Viscount Nelson, 1st Duke of Bronté throughout England, Scotland, Ireland, Canada, and Barbados.
It's about 150 times as tall as The Arc de Triomphe
In other words, 6.920 kilometers is 140 times the height of The Arc de Triomphe, and the height of The Arc de Triomphe is 0.007 times that amount.(Paris, France)
The Arc de Triomphe stands 0.049 kilometers tall. France's Tomb of the Unknown Soldier from the First World War lies beneath the arch and is commemorated by the first eternal flame to have been lit in modern European history.
It's about 150 times as tall as The Chicago Water Tower
In other words, 6.920 kilometers is 148 times the height of The Chicago Water Tower, and the height of The Chicago Water Tower is 0.0068 times that amount.(Chicago, Illinois)
The Chicago Water Tower is 0.0469 kilometers tall. The tower's architecture was one source of inspiration behind the design of White Castle fast-food restaurants beginning with "Building Number 8," a prefabricated structure built in Minneapolis, Minnesota in 1936.
It's about 150 times as long as Ha'Penny Bridge
In other words, 6.920 kilometers is 161 times the length of Ha'Penny Bridge, and the length of Ha'Penny Bridge is 0.0062 times that amount.(a.k.a. Droichead na Leathphingine, a.k.a. Liffey Bridge, a.k.a. Droichead na Life, f.k.a. Wellington Bridge) (Quay of Bachelors Walk, Temple Bar Neighborhood, Dublin, Ireland)
The Ha'Penny Bridge, crossing the River Liffey in Dublin, measures 0.0429 kilometers in total length. Over 30,000 pedestrians cross the breach each day.
It's about one-two-hundredth as long as The Rhine
In other words, 6.920 kilometers is 0.0052 times the length of The Rhine, and the length of The Rhine is 191 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 250 times as long as Baseball base distances
In other words, 6.920 kilometers is 252.26 times the length of Baseball base distances, and the length of Baseball base distances is 0.003964 times that amount.(MLB Official Baseball Rules specification)
According to MLB Official Baseball Rules, the distance between baseball diamond bases is 0.027432 kilometers. While second and home base are located upon the corners of the 27.432 sq. m area created by the bases, first and third base are placed within that square, to better allow the umpires to judge whether a ball is fair or foul.
It's about one-three-hundred-fiftieth as long as The Colorado River
In other words, 6.920 kilometers is 0.0030 times the length of The Colorado River, and the length of The Colorado River is 337 times that amount.(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.