How long is 15 kilometers?
It's about 200 times as tall as a Giant Sequoia (tree)
The height of a Giant Sequoia (tree) is about 0.076 kilometers.
(a.k.a. Sequoiadendron giganteum, a.k.a. Sierra redwood, a.k.a. Wellingtonia)
Giant Sequoias of the Giant Sequoia National Monument located in Sierra Nevada, near Visalia, California can grow to heights of 0.076 kilometers. The wood from the Giant Sequoias is often brittle and prone to shattering when such trees are felled, and as a result the trees logged in the late nineteenth century were often usable only as shingles or matchsticks.
It's about 200 times as wide as The Wingspan of a 747
The width of The Wingspan of a 747 is about 0.0685 kilometers.
(a.k.a. Boeing 747, a.k.a. Jumbo Jet, a.k.a. Queen of the Skies) (for Boeing 747-8 series)
The wingspan of a Boeing 747-8 is 0.0685 kilometers. Fully loaded, the 747 can travel 8,288 km before refueling.
It's about one-two-hundred-fiftieth as long as The Oregon Trail
The length of The Oregon Trail is about 3,490 kilometers.
(from Independence, Missouri to Oregon City, Oregon)
It's about one-two-hundred-fiftieth as long as The Volga
The length of The Volga is about 3,530 kilometers.
(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 km 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-two-hundred-fiftieth as long as The Mississippi River
The length of The Mississippi River is about 3,766 kilometers.
(from Lake Itasca, Minnesota through Pilottown, Plaquemines Parish, Louisiana)
The total length of the Mississippi River is 3,766 km. 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.
It's about 250 times as tall as The Cinderella Castle
The height of The Cinderella Castle is about 0.0576 kilometers.
(Fantasyland, Magic Kingdom, Walt Disney World, Lake Buena Vista and Bay Lake, Florida)
Walt Disney World's Cinderella Castle is 0.0576 kilometers tall. The castle's architecture uses the optical trick known as "forced perspective" — the castle gets smaller near the top — to appear larger than it truly is.
It's about 250 times as tall as The Leaning Tower of Pisa
The height of The Leaning Tower of Pisa is about 0.0564 kilometers.
(a.k.a. The Tower of Pisa, a.k.a. Torre pendente di Pisa) (Pisa, Italy) (height along center axis)
The Leaning Tower of Pisa stands 0.0564 kilometers tall along the angle of its lean. In May of 2008, in an successful effort to stabilize the tower, 70 tonnes of earth were removed from the tower's base on the side opposite the lean.
It's about 250 times as tall as The Mahabodhi Temple
The height of The Mahabodhi Temple is about 0.055 kilometers.
(a.k.a. Great Awakening Temple, a.k.a. Maha Bodhi Temple, a.k.a. Temple of Bodh Gaya, a.k.a. Mahabodhi Mahavihar) (Bodh Gaya, Gaya District, Bihar, India)
The tower of the Mahabodhi Temple measures 0.055 kilometers in total height. The site has been of sacred interest for more than 2,000 years, with the current Temple dating back at least 1,400 years.
It's about 300 times as tall as Nelson's Column
The height of Nelson's Column is about 0.05164 kilometers.
(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 one-three-hundredth as long as The Distance from L.A. to New York
The length of The Distance from L.A. to New York is about 4,490 kilometers.
(Los Angeles, California to New York City, New York) (via I-10 E, I-15 N, I-70 E, I-76 E, I-80 E, I-280 E)
The total length of the freeway route from Los Angeles, California to New York City, New York via Interstate 80 is 4,490 km long. This route intersects eleven states and several major cities, including Las Vegas, Nevada; Denver, Colorado; Lincoln, Nebraska; Omaha, Nebraska; Des Moines, Iowa; South Bend, Indiana; and Cleveland, Ohio.
It's about one-three-hundredth as long as I-80
The length of I-80 is about 4,638.03 kilometers.
(a.k.a. Interstate 80, a.k.a. Keystone Shortway) (net length)
Interstate 80, crosses the continent of North America from Teaneck, New Jersey to San Francisco, California and covers a total length of 4,638.03 km. A 60 km stretch between mile marker 318 in Grand Island, Nebraska and mile marker 390 in Lincoln, Nebraska is the longest straight path in the US Interstate system.
It's about 300 times as tall as The Arc de Triomphe
The height of The Arc de Triomphe is about 0.049 kilometers.
(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 300 times as tall as The Chicago Water Tower
The height of The Chicago Water Tower is about 0.0469 kilometers.
(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 350 times as long as Ha'Penny Bridge
The length of Ha'Penny Bridge is about 0.0429 kilometers.
(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-four-hundredth as long as The Great Wall of China (wall only)
The length of The Great Wall of China (wall only) is about 6,259 kilometers.
(长城, 長城, Chángchéng, a.k.a. 万里长城, 萬里長城, Wànlǐ Chángchéng) (a.k.a. "The long wall of 10,000 Li") (from Shanhaiguan through Lop Nur, China) (wall segments only)
The Great Wall of China has total wall segment length of 6,259 km. Built and maintained in multiple sections over about eleven centuries, the Great Wall is currently suffering the effects of erosion, especially in the older sections made primarily out of mud.