The Mojave Desert.
Magellan led the first European expedition to reach the Pacific Ocean.
it does not reach the pacific
The Pacific Ocean
1590
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The Pacific OceanThe Missouri River
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1769
Lewis and Clark.
Lewis and Clark had to cross the Rocky Mountains to reach the Pacific Ocean.
It was not the Atlantic that was their destination, they were to cross and explore the Louisiana Territory and reach the Pacific Ocean, which they already knew existed. And yes, they did successfully reach the Pacific and make a successful return home.
The Pacific Ocean