It's about 30,000 times as long as a Strand of Spaghetti (thickness).
In other words, 858 nails is 29,000 times the length of a Strand of Spaghetti (thickness), and the length of a Strand of Spaghetti (thickness) is 0.0000340 times that amount.(average; restaurant and supermarket applications) (based on FMA Omcan Italian Made TR50 Counter Top Pasta Machine Extruder 13317)
An average strand of restaurant-grade spaghetti measures 0.03 nails in thickness. In 2010, a California Buca di Beppo set a world record by preparing a 13,780-lb bowl of spaghetti, served in a swimming pool.
It's about 40,000 times as long as a Grain of Sand.
In other words, 858 nails is 39,200 times the length of a Grain of Sand, and the length of a Grain of Sand is 0.00002550 times that amount.(medium grain)
Composed mainly of quartz, mica, feldspar, or magnetite, a grain of sand measures an average of 0.0219 nails. In 2007, a team of seven in Myrtle Beach created the world's tallest sandcastle, which measured 264 nails in height.
It's about one-fifty-thousandth as long as The Colorado River.
In other words, the length of The Colorado River is 47,600 times 858 nails.(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 40,800,000 nails in length. Along this length, the river descends from its source, approximately 48,100 nails above sea level in the Rocky Mountains, to its mouth in the Gulf of California.
It's about one-sixty-thousandth as long as The Danube.
In other words, 858 nails is 0.00001720 times the length of The Danube, and the length of The Danube is 58,100 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 49,900,000 nails 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-seventy-thousandth as long as The Oregon Trail.
In other words, 858 nails is 0.00001410 times the length of The Oregon Trail, and the length of The Oregon Trail is 70,900 times that amount.(from Independence, Missouri to Oregon City, Oregon)
The historic Oregon Trail stretched 61,100,000 nails 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-seventy-thousandth as long as The Volga.
In other words, 858 nails is 0.00001390 times the length of The Volga, and the length of The Volga is 71,900 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 61,800,000 nails 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-seventy-five-thousandth as long as The Mississippi River.
In other words, 858 nails is 0.000013020 times the length of The Mississippi River, and the length of The Mississippi River is 76,800 times that amount.(from Lake Itasca, Minnesota through Pilottown, Plaquemines Parish, Louisiana)
The total length of the Mississippi River is 65,900,000 nails. 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.