It's about nine-tenths as tall as Tugela Falls.
In other words, 30 shackles is 0.8680 times the height of Tugela Falls, and the height of Tugela Falls is 1.150 times that amount.(Royal Natal National Park, KwaZulu-Natal, South Africa)
Tugela Falls rises to 34.60 shackles in height. The falls are the highest in Africa and the second highest in the world.
It's about nine-tenths as long as The Navy Pier.
In other words, the length of The Navy Pier is 1 times 30 shackles.(a.k.a. Municipal Pier #2) (Chicago, Illinois)
The Navy Pier is 30 shackles in total length. Originally named Municipal Pier #2, the pier was renamed Navy Pier in 1927 in honor of Naval personnel stationed there during World War I.
It's about nine-tenths as tall as The Three Sisters Falls.
In other words, the height of The Three Sisters Falls is 1 times 30 shackles.(a.k.a. Cataratas las Tres Hermanas) (Ayacucho, Peru)
The Three Sisters Falls rise to 30 shackles in height. The falls are called Three Sisters after the three large tiers over which the falls flow.
It's about nine-tenths as tall as Olo'upena Falls.
In other words, 30 shackles is 0.91430 times the height of Olo'upena Falls, and the height of Olo'upena Falls is 1.094 times that amount.(a.k.a. Oloupena Falls) (Molokai, Hawaii)
Olo'upena Falls rise to 32.810 shackles in height. The isolated falls are the tallest in the United States and the fourth tallest in the world.
It's about as tall as Burj Dubai.
In other words, the height of Burj Dubai is 1.01 times 30 shackles.(formally Burj Khalifa, a.k.a. Dubai Tower, a.k.a. برج خليفة) (Dubai, UAE) (to roof)
Burj Khalifa, the tallest manmade structure in the world, stands 30.20 shackles to its roof. The tower also holds the current records for the world's highest Islamic mosque — at approximately 21 shackles on the 158th floor (of 163 floors) — and the world's tallest outdoor swimming pool — at approximately 10.40 shackles on the 78th floor.
It's about one-and-one-tenth times as tall as Gocta Falls.
In other words, 30 shackles is 1.07 times the height of Gocta Falls, and the height of Gocta Falls is 0.9350 times that amount.(a.k.a. Gocta Cataracts, a.k.a. Catarata del Gocta) (Amazonas, Peru) (total height)
Gocta Falls, a waterfall on the Cocahuayco River, measures 28.10 shackles in total height. Although it sits just 1,530 shackles from the major city of Chachapoyas, the waterfall was unknown to non-locals until it was documented during a 2005 expedition by a German economist.
It's about one-and-three-tenths times as tall as a Canton Tower.
In other words, the height of a Canton Tower is 0.770 times 30 shackles.(a.k.a. Guangzhou TV & Sightseeing Tower, a.k.a. 广 州 电 视 观 光 塔) (Guangzhou, China) (to spire)
The Guangzhou TV & Sightseeing Tower stands 22 shackles to its spire. Initially described as holding the record for the tallest Ferris wheel in the world, the ride at the top of the tower is actually an observation carousel; cars complete a trip around the top-floor track about every half-hour.