The CIA World Factbook Every edition, 1996 to 2025 North America

Geography - note United States, in 30 editions.

The entry for United States published Geography - note in 30 editions of 36, from 1996 to 2025. The text changed in 9 editions. Each is shown as published. Geography - note in every entry.

editions changed the text
9
the first edition with it
1996
the latest edition with it
2025

Published as “Geographic note” (1996), “Geography - note” (1997 to 2025), “Geography-note” (1998) and “Geography--note” (1999).

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2025 edition

Changed since 2024

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note 1: world's third-largest country by size (after Russia and Canada) and by population (after China and India); Mt. McKinley is the highest point (6,190 m; 20,308 ft) in North America, and Death Valley is the lowest point (-86 m; -282 ft)

note 2: the western US coast and the southern coast of Alaska lie along the Ring of Fire, which is a belt bordering the Pacific Ocean that contains about 75% of the world's volcanoes and up to 90% of the world's earthquakes

note 3: the Aleutian Islands are a chain of volcanic islands that divide the Bering Sea (north) from the main Pacific Ocean (south); they extend about 1,800 km (1,118 mi) westward from the Alaskan Peninsula; the archipelago consists of 14 larger islands, 55 smaller islands, and hundreds of islets; there are 41 active volcanoes on the islands, which together form a large northern section of the Ring of Fire

note 4: Mammoth Cave, in west-central Kentucky, is the world's longest known cave system with more than 650 km (405 miles) of surveyed passageways, which is nearly twice as long as the second-longest cave system, the Sac Actun underwater cave in Mexico ( see "Geography - note" under Mexico )

note 5: Kazumura Cave on the island of Hawaii is the world's longest and deepest lava-tube cave; it has been surveyed at 66 km (41 mi) long and 1,102 m (3,614 ft) deep

note 6: Bracken Cave outside San Antonio, Texas is the world's largest bat cave and the summer home to the largest colony of bats in the world; an estimated 20 million Mexican free-tailed bats roost in the cave from March to October, making it the world's largest known concentration of mammals

note 1: world's third-largest country by size (after Russia and Canada) and by population (after China and India); Denali (Mt. McKinley) Mt. McKinley is the highest point (6,190 m) m; 20,308 ft) in North America America, and Death Valley is the lowest point (-86 m) on the continent m; -282 ft)
note 2: the western US coast of the United States and the southern coast of Alaska lie along the Ring of Fire, which is a belt of active volcanoes and earthquake epicenters bordering the Pacific Ocean; up to 90% Ocean that contains about 75% of the world's earthquakes volcanoes and some 75% up to 90% of the world's volcanoes occur within the Ring of Fire earthquakes
note 3: the Aleutian Islands are a chain of volcanic islands that divide the Bering Sea (north) from the main Pacific Ocean (south); they extend about 1,800 km (1,118 mi) westward from the Alaskan Peninsula; the archipelago consists of 14 larger islands, 55 smaller islands, and hundreds of islets; there are 41 active volcanoes on the islands, which together form a large northern section of the Ring of Fire
note 4: Mammoth Cave, in west-central Kentucky, is the world's longest known cave system with more than 650 km (405 miles) of surveyed passageways, which is nearly twice as long as the second-longest cave system, the Sac Actun underwater cave in Mexico -- the world's longest underwater cave system (see ( see "Geography - note" under Mexico) Mexico )
note 5: Kazumura Cave on the island of Hawaii is the world's longest and deepest lava tube lava-tube cave; it has been surveyed at 66 km (41 mi) long and 1,102 m (3,614 ft) deep
note 6: Bracken Cave outside of San Antonio, Texas is the world's largest bat cave; it is cave and the summer home to the largest colony of bats in the world; an estimated 20 million Mexican free-tailed bats roost in the cave from March to October October, making it the world's largest known concentration of mammals
note 7: three food crops are generally acknowledged to be native to areas of what is now the United States: cranberries, pecans, and sunflowers

Cite this page

Central Intelligence Agency. “United States: Geography - note.” The World Factbook, 1996–2025 editions. Archived by The Factbook, thefactbook.org/united-states/geography-note.

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