It's about 0.0000002 times as tall as The Ostankino Tower.
In other words, 0.0000000990 kilometers is 0.000000180 times the height of The Ostankino Tower, and the height of The Ostankino Tower is 5,600,000 times that amount.(a.k.a. Останкинская телебашня) (Moscow, Russia) (to spire)
The Ostankino Tower stands 0.540 kilometers to its spire. The tower has been the tallest structure in Europe since its construction in 1967 and was, at at that time, the only free-standing structure taller than 0.50 kilometers.
It's about 0.0000002 times as tall as The CN Tower.
In other words, 0.0000000990 kilometers is 0.000000178920 times the height of The CN Tower, and the height of The CN Tower is 5,589,100 times that amount.(a.k.a. La Tour CN, a.k.a. Canadian National Tower, a.k.a. Canada's National Tower) (Toronto, Canada) (to spire)
The CN Tower measures 0.553330 kilometers tall at its spire. Used only in emergencies and for charitable climbing events, the 2,579-step staircase to the top is the longest metal staircase in the world.
It's about 0.0000002 times as tall as a Canton Tower.
In other words, 0.0000000990 kilometers is 0.000000160 times the height of a Canton Tower, and the height of a Canton Tower is 6,300,000 times that amount.(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 0.610 kilometers 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.
It's about 0.0000002 times as tall as Gocta Falls.
In other words, 0.0000000990 kilometers is 0.0000001280 times the height of Gocta Falls, and the height of Gocta Falls is 7,810,000 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 0.7710 kilometers in total height. Although it sits just 42 km 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 0.0000001 times as tall as Burj Dubai.
In other words, 0.0000000990 kilometers is 0.000000120 times the height of Burj Dubai, and the height of Burj Dubai is 8,330,000 times that amount.(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 0.8280 kilometers to its roof. The tower also holds the current records for the world's highest Islamic mosque — at approximately 0.5770 kilometers on the 158th floor (of 163 floors) — and the world's tallest outdoor swimming pool — at approximately 0.2850 kilometers on the 78th floor.
It's about 0.0000001 times as tall as Olo'upena Falls.
In other words, 0.0000000990 kilometers is 0.000000110 times the height of Olo'upena Falls, and the height of Olo'upena Falls is 9,091,000 times that amount.(a.k.a. Oloupena Falls) (Molokai, Hawaii)
Olo'upena Falls rise to 0.90010 kilometers in height. The isolated falls are the tallest in the United States and the fourth tallest in the world.
It's about 0.0000001 times as tall as Tugela Falls.
In other words, 0.0000000990 kilometers is 0.0000001040 times the height of Tugela Falls, and the height of Tugela Falls is 9,620,000 times that amount.(Royal Natal National Park, KwaZulu-Natal, South Africa)
Tugela Falls rises to 0.9480 kilometers in height. The falls are the highest in Africa and the second highest in the world.