It's about nine-tenths as long as Baseball base distances.
In other words, 971 inches is 0.89907 times the length of Baseball base distances, and the length of Baseball base distances is 1.1123 times that amount.(MLB Official Baseball Rules specification)
It's about one-and-one-fourth times as long as a Cricket pitch.
In other words, 971 inches is 1.22601 times the length of a Cricket pitch, and the length of a Cricket pitch is 0.815654 times that amount.(per Marylebone Cricket Council / International Cricket Council Law #7)
The length of a cricket pitch is 792 inches. The wickets at either end of the pitch stand 28.3465 inches tall including the bails.
It's about one-and-three-tenths times as long as a Bowling Lane.
In other words, 971 inches is 1.2875 times the length of a Bowling Lane, and the length of a Bowling Lane is 0.7767 times that amount.(USBC specifications; tenpin; including pin deck)
It's about one-and-three-fifths times as tall as The Hollywood Sign.
In other words, the height of The Hollywood Sign is 0.63 times 971 inches.(a.k.a. Hollywoodland Sign) (Mount Lee, Hollywood Hills, Santa Monica Mountains, California)
It's about one-and-seven-tenths times as long as a Semitrailer.
In other words, 971 inches is 1.686 times the length of a Semitrailer, and the length of a Semitrailer is 0.5931 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(DOT), the maximum allowable length of a semitrailer pulled by a road tractor truck is 576 inches (unless superseded by state law).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-and-nine-tenths times as tall as a Brachiosaurus.
In other words, the height of a Brachiosaurus is 0.53 times 971 inches.(based on comparable bone measurements, height to head)
It's about half as tall as The Chicago Water Tower.
In other words, 971 inches is 0.526 times the height of The Chicago Water Tower, and the height of The Chicago Water Tower is 1.9 times that amount.(Chicago, Illinois)