Black Section Separator

Wrangell-St. Elias, Alaska (33,682.60 square km)

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Gates of the Arctic, Alaska (30,448.10 square km)

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. Denali, Alaska (19,185.80 square km)

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Katmai, Alaska (14,870.30 square km)

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Death Valley, California (13,793.30 square km)

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 Glacier Bay, Alaska (13,044.60 square km)

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Lake Clark, Alaska (10,602.00 square km)

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Yellowstone, Wyoming/Montana/Idaho (8,983.20 square km)

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Kobuk, Alaska (7,084.90 square km)

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 Everglades, Florida (6,106.50 square km)

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