Cretaceous Alaska

Cretaceous Alaska

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Cretaceous Alaska gained additional landmass due to collisions with other tectonic plates. Local mountain building resulted in the formation of the Brooks Range and other topographic features. Some areas of Alaska were covered by the sea and others were dry land.

Done as a request by @Gorgoris

Created Dec 11, 2025

Updated Dec 22, 2025

Published Dec 22, 2025

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