It's about one-two-hundredth as tall as a Brachiosaurus
In other words, 6.70000 centimeters is 0.0052 times the height of a Brachiosaurus, and the height of a Brachiosaurus is 190 times that amount.(based on comparable bone measurements, height to head)
Dinosaurs in the genus Brachiosaurus had an estimated height (at the head with neck fully extended) of up to 1,300 centimeters. A resin cast of the first Brachiosaurus specimen, owned by the Field Museum in Chicago, is currently on display at the O'Hare International Airport.
It's about one-two-hundredth as long as a Semitrailer
In other words, 6.70000 centimeters is 0.00458 times the length of a Semitrailer, and the length of a Semitrailer is 218.30 times that amount.(a.k.a. semi-trailer truck, a.k.a. semi, a.k.a. tractor-trailer, a.k.a. truck and trailer, a.k.a. eighteen-wheeler, a.k.a. big rig, a.k.a. Mack truck, a.k.a. transport, a.k.a. lorry, a.k.a. artic; for box truck; United States Federal length limits)
According to the United States Department of Transportation (DOT), the maximum allowable length of a semitrailer pulled by a road tractor truck is 1,463 centimeters (unless superseded by state law). These regulations also allow the vehicles to tow up to 36,000 kg in gross weight.
It's about one-two-hundredth as tall as The Hollywood Sign
In other words, 6.70000 centimeters is 0.0045 times the height of The Hollywood Sign, and the height of The Hollywood Sign is 220 times that amount.(a.k.a. Hollywoodland Sign) (Mount Lee, Hollywood Hills, Santa Monica Mountains, California)
Each of the white letters in the Hollywood Sign measures 1,500 centimeters tall. Built as an advertisement in 1923, the sign was intended to stand for only eighteen months.
It's about one-three-hundredth as long as a Bowling Lane
In other words, 6.70000 centimeters is 0.0034976 times the length of a Bowling Lane, and the length of a Bowling Lane is 285.910 times that amount.(USBC specifications; tenpin; including pin deck)
According to the United States Bowling Congress specifications, a tenpin bowling lane should measure 1,915.60 centimeters. In a Professional Bowling Association game, the lane must be lubricated by about 25 ml (0.85 fl. oz) of oil.
It's about one-three-hundredth as long as a Cricket Pitch
In other words, 6.70000 centimeters is 0.00333055 times the length of a Cricket Pitch, and the length of a Cricket Pitch is 300.2510 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 2,011.680 centimeters. The wickets at either end of the pitch stand 72 centimeters tall including the bails.
It's about one-four-hundredth as long as Baseball base distances
In other words, 6.70000 centimeters is 0.0024424 times the length of Baseball base distances, and the length of Baseball base distances is 409.430 times that amount.(MLB Official Baseball Rules specification)
According to MLB Official Baseball Rules, the distance between baseball diamond bases is 2,743.20 centimeters. 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 one-six-hundred-fiftieth as long as Ha'Penny Bridge
In other words, 6.70000 centimeters is 0.00156 times the length of Ha'Penny Bridge, and the length of Ha'Penny Bridge is 641 times that amount.(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 4,290 centimeters in total length. Over 30,000 pedestrians cross the breach each day.