It's about one-fifth as tall as Tugela Falls
In other words, 855 spans is 0.206 times the height of Tugela Falls, and the height of Tugela Falls is 4.85 times that amount.(Royal Natal National Park, KwaZulu-Natal, South Africa)
Tugela Falls rises to 4,150 spans in height. The falls are the highest in Africa and the second highest in the world.
It's about one-fifth as long as The Navy Pier
In other words, 855 spans is 0.2 times the length of The Navy Pier, and the length of The Navy Pier is 5 times that amount.(a.k.a. Municipal Pier #2) (Chicago, Illinois)
The Navy Pier is 4,000 spans 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.
It's about one-fifth as tall as The Three Sisters Falls
In other words, 855 spans is 0.2 times the height of The Three Sisters Falls, and the height of The Three Sisters Falls is 5 times that amount.(a.k.a. Cataratas las Tres Hermanas) (Ayacucho, Peru)
The Three Sisters Falls rise to 4,000 spans in height. The falls are called Three Sisters after the three large tiers over which the falls flow.
It's about one-fifth as tall as Angel Falls
In other words, 855 spans is 0.2 times the height of Angel Falls, and the height of Angel Falls is 5 times that amount.(a.k.a. Parakupa-vena, a.k.a. Kerepakupai mer&) (Auyantepui, Canaima National Park, Venezuela) (total height)
Angel Falls has a total height 4,280 spans. Jimmie Angel, the first person to publicize their existence outside Venezuela and the namesake of the falls, damaged his monoplane atop the falls and was forced to abandon it; it remained there until it was removed 33 years later.
It's about seven times as long as Baseball base distances
In other words, 855 spans is 7.125 times the length of Baseball base distances, and the length of Baseball base distances is 0.14035 times that amount.(MLB Official Baseball Rules specification)
According to MLB Official Baseball Rules, the distance between baseball diamond bases is 120 spans. 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 nine-and-a-half times as long as a Cricket Pitch
In other words, 855 spans is 9.71591 times the length of a Cricket Pitch, and the length of a Cricket Pitch is 0.102924 times that amount.(per Marylebone Cricket Council / International Cricket Council Law #6)
The length of a cricket pitch, from one bowling crease to the other, is 88 spans. The wickets at either end of the pitch stand 3.149610 spans tall including the bails.
It's about one-tenth as long as The Preakness Stakes
In other words, 855 spans is 0.1022727 times the length of The Preakness Stakes, and the length of The Preakness Stakes is 9.77778 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 8,360 spans. 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.