It's about 40,000 times as long as The Seventeenth hole of Pebble Beach
In other words, 6,400 kilometers is 39,500 times the length of The Seventeenth hole of Pebble Beach, and the length of The Seventeenth hole of Pebble Beach is 0.0000253 times that amount.(fully Pebble Beach Golf Links) (Pebble Beach; Monterey, California) (from Blue Tee)
The seventeenth hole on Pebble Beach Golf Links is a par 3 measuring 0.1620 kilometers from the blue tee. This hole was the site of professional golfer Jack Nicklaus' 1972 U.S. Open win, which included a 1-iron shot that bounced off the hole's flag and resulted in a birdie.
It's about 40,000 times as tall as Blackpool Tower
In other words, 6,400 kilometers is 40,500 times the height of Blackpool Tower, and the height of Blackpool Tower is 0.0000247 times that amount.(Blackpool, Lancashire, England, United Kingdom) (height to peak)
Blackpool Tower, part of an entertainment complex in Blackpool, Lancashire, England, measures 0.1580 kilometers to its peak. Under ideal conditions, visitors to the highest accessible point of the tower can see as far as the Isle of Man — 96 km (60 mi) to the northwest.
It's about 40,000 times as tall as The Spring Temple Buddha
In other words, 6,400 kilometers is 41,800 times the height of The Spring Temple Buddha, and the height of The Spring Temple Buddha is 0.0000239 times that amount.(a.k.a. 中原大佛, a.k.a. 鲁山大佛, a.k.a. 魯山大佛) (Fodushan Scenic Area, Lushan County, Henan, China) (including base)
The tallest statue in the world, the Spring Temple Buddha in Henan, China stands at 0.1530 kilometers tall from its base. The Buddha is located in the 47,300,000-sq. m (11,700-acre) Fodushan Scenic Area near Mount Yao
It's about 45,000 times as long as The Shambles
In other words, 6,400 kilometers is 43,000 times the length of The Shambles, and the length of The Shambles is 0.000023 times that amount.(a.k.a. Maze of Twisting, a.k.a. The Great Flesh Shambles) (York, England, United Kingdom) (approximate)
The Shambles, a historic shopping street in York, stretches about 0.150 kilometers. Several of the buildings along the street are over seven hundred years old.
It's about 50,000 times as tall as The Great Pyramid of Giza
In other words, 6,400 kilometers is 49,000 times the height of The Great Pyramid of Giza, and the height of The Great Pyramid of Giza is 0.000020 times that amount.(a.k.a. Pyramid of Khufu, a.k.a. Pyramid of Cheops) (Cairo, Egypt) (estimated original height)
The Great Pyramid of Giza has an estimated original height (without loss due to erosion) of 0.130 kilometers. The Pyramid was the tallest structure in the world for almost 4,000 years — from its construction ca. 2551 BCE until it was overtaken by the Lincoln Cathedral in Lincoln, England, built in the year 1300.
It's about 60,000 times as long as a Football field
In other words, 6,400 kilometers is 58,326 times the length of a Football field, and the length of a Football field is 0.000017145 times that amount.(American) (total distance; per NFL regulation)
According to NFL specifications, an American football field should measure 0.1097280 kilometers from end to end. Because each team's goalpost is located at the far end of the scoring area (end zone), a ball on a scoring play may need to travel as many as 0.009144 kilometers farther when kicked into the scoring area than when run (rushed) or passed into it.
It's about 60,000 times as long as a Football (Soccer) Pitch
In other words, 6,400 kilometers is 61,000 times the length of a Football (Soccer) Pitch, and the length of a Football (Soccer) Pitch is 0.0000164 times that amount.(a.k.a. Football Field, a.k.a. Soccer Field) (field length, a.k.a. touchline distance)
According to the Laws of the Game, a football pitch should measure between 0.1050 kilometers (when the Laws were originally, they used imperial measurements of 0.1050 kilometers, and later converted to the metric units used today). The goal markess were defined as part of the pitch by the original rules of the game in the late 16th century, but it was not until the mid 19th century that the crossbar and the net were added