It's about 20,000 times as long as a Grain of Sand.
In other words, the length of a Grain of Sand is 0.0000500 times 25 meters.(medium grain)
Composed mainly of quartz, mica, feldspar, or magnetite, a grain of sand measures an average of 0.00125 meters. In 2007, a team of seven in Myrtle Beach created the world's tallest sandcastle, which measured 15.10 m (49.55 ft) in height.
It's about one-fifty-five-thousandth as long as The Rhine.
In other words, the length of The Rhine is 52,900 times 25 meters.(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 1,320,000 meters 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 one-ninety-five-thousandth as long as The Colorado River.
In other words, the length of The Colorado River is 93,500 times 25 meters.(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 2,330,000 meters in length. Along this length, the river descends from its source, approximately 2,750 m above sea level in the Rocky Mountains, to its mouth in the Gulf of California.
It's about one-one-hundred-thousandth as long as The Danube.
In other words, 25 meters is 0.000008770 times the length of The Danube, and the length of The Danube is 114,000 times that amount.(a.k.a. Donau, a.k.a. Dunaj, a.k.a. Dunav, a.k.a. Duna, a.k.a. Дунав (Dunav), a.k.a. Dunărea, a.k.a. Дунáй (Dunay), a.k.a. Tuna) (from Breg Martinskapelle, Black Forest, Germany through the Danube Delta, Romania)
The Danube river runs 2,850,000 meters in total length. Intersecting Vienna, Austria; Bratislava, Slovakia; Budapest, Hungary; and Belgrade, Serbia, the Danube touches more capital cities than any other river.
It's about one-one-hundred-fifty-thousandth as long as The Oregon Trail.
In other words, 25 meters is 0.000007160 times the length of The Oregon Trail, and the length of The Oregon Trail is 140,000 times that amount.(from Independence, Missouri to Oregon City, Oregon)
The historic Oregon Trail stretched 3,490,000 meters across five (sometimes six) states in the western United States. In the early years of the Trail's existence, the trip was estimated to have taken an average of 160 days.
It's about one-one-hundred-fifty-thousandth as long as The Volga.
In other words, 25 meters is 0.000007080 times the length of The Volga, and the length of The Volga is 141,000 times that amount.(a.k.a. Волга, a.k.a. İdel (Идел), a.k.a. Атăл (Atăl), a.k.a. Edil, a.k.a. İdil, a.k.a. Рав (Rav)) (from the Valdai Hills, Tver Oblast, Russia through the Caspian Sea)
The largest river in Europe, the Volga river runs 3,530,000 meters in total length. World War II's Battle of Stalingrad between the Nazi Germany and the Soviet Union, which resulted in nearly two million casualties, was fought in part for control of the river.
It's about one-one-hundred-fifty-thousandth as long as The Mississippi River.
In other words, 25 meters is 0.0000066380 times the length of The Mississippi River, and the length of The Mississippi River is 150,600 times that amount.(from Lake Itasca, Minnesota through Pilottown, Plaquemines Parish, Louisiana)
The total length of the Mississippi River is 3,766,000 meters. Prior to the development of soil erosion programs, the Mississippi River would carry approximately 400 million metric tons of sediment from its banks to the Gulf of Mexico every year.