How big is 1 cubic kilometers?
It's about one-and-four-fifths times as big as Sydney Harbour
The size of Sydney Harbour is about 0.5620 cubic kilometers.
(formally Port Jackson, a.k.a. Sydney Harbor) (Sydney, New South Wales, Australia) (total estuary water volume at high tide)
It's about 400 times as big as The Great Pyramid of Giza
The size of The Great Pyramid of Giza is about 0.002427614 cubic kilometers.
(a.k.a. Pyramid of Khufu, a.k.a. Pyramid of Cheops) (Cairo, Egypt) (including internal hillock)
It's about 600 times as big as The Melbourne Cricket Ground
The size of The Melbourne Cricket Ground is about 0.0017 cubic kilometers.
(a.k.a. MCG, a.k.a. "The G") (Yarra Park, melbourne, Victoria, Australia) (internal volume)
It's about 850 times as big as The Houston Astrodome
The size of The Houston Astrodome is about 0.0012 cubic kilometers.
(a.k.a. Reliant Astrodome, a.k.a. Astrodome, a.k.a. Harris County Domed Stadium) (Houston, Texas)
It's about one-four-thousandth as big as an Halley's Comet
The size of an Halley's Comet is about 4,000 cubic kilometers.
(Comet Halley, officially "1P/Halley") (volume calculated based on 2005 dimensions)
It's about one-four-thousandth as big as The Grand Canyon
The size of The Grand Canyon is about 4,170 cubic kilometers.
(Coconino County and Mohave Counties, Arizona, near Fredonia and Grand Canyon, Arizona)
It's about 10,000 times as big as Royal Albert Hall
The size of Royal Albert Hall is about 0.000086650 cubic kilometers.
(a.k.a. Royal Albert Hall of Arts and Sciences) (Westminster, London, England, United Kingdom) (total auditorium volume)
It's about 15,000 times as big as Spaceship Earth (EPCOT Center)
The size of Spaceship Earth (EPCOT Center) is about 0.0000620 cubic kilometers.
(a.k.a. EPCOT Center) (Walt Disney World Resort, Lake Buena Vista and Bay Lake, Florida) (total structure volume)
It's about 25,000 times as big as The US Capitol Rotunda
The size of The US Capitol Rotunda is about 0.0000370 cubic kilometers.
(formally United States Capitol rotunda) (Washington, D. C.) (total chamber volume)
It's about 40,000 times as big as The Lincoln Memorial Reflecting Pool
The size of The Lincoln Memorial Reflecting Pool is about 0.00002560 cubic kilometers.
It's about 150,000 times as big as The Goodyear Blimp
The size of The Goodyear Blimp is about 0.000005740 cubic kilometers.
It's about 400,000 times as big as an Olympic Swimming Pool
The size of an Olympic Swimming Pool is about 0.00000250 cubic kilometers.
(FINA regulation; (minimum capacity)
It's about 450,000 times as big as a Hot Air Balloon
The size of a Hot Air Balloon is about 0.00000220 cubic kilometers.
(four-person capacity; envelope volume; average)
It's about 0.0000004 times as big as The Gulf of Mexico
The size of The Gulf of Mexico is about 2,434,000 cubic kilometers.
It's about 90,000,000 times as big as a Concrete Mixer Truck
The size of a Concrete Mixer Truck is about 0.0000000110 cubic kilometers.
(a.k.a. cement mixer, a.k.a. cement mixer truck, a.k.a. cement transport truck, a.k.a. concrete mixer, a.k.a. concrete transport truck, a.k.a. in-transit mixer)(standard size; drum capacity)