The Eisenhower Tunnel is the highest altitude tunnel in the U.S. At just over 11,000 feet, where is this 1.6 mile-long tunnel located?
Answer Colorado
The Eisenhower Tunnel is located about 60 miles west of Denver on Route 70. The tunnel carries vehicular traffic under the famous Continental Divide, and opened in 1973.
Asked by Tom Cohen · Last updated 5 years ago · 1.3K views
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