You’ll Ace This United States Geography Quiz If You’ve Visited All 50 States

What is the name of the longest mountain range in the United States?

Retry Correct Incorrect The longest mountain range in the United States is The Rocky Mountains, spanning a whopping 3,000 miles through six states (it starts in Canada). Mount Elbert is the highest point of the range, with its peak reaching 14,433 feet tall.

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Manuel Romano/NurPhoto via Getty Images

Manuel Romano/NurPhoto via Getty Images

What is the name of the longest mountain range in the United States?

• The Appalachian Mountains
• The Adirondack Mountains
• The Cascade Range
• The Rocky Mountains