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Nordportal Cumberland Gap Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Cumberland_Gap_Tunnel#Nordportal_Cumberland_Gap_Tunnel">Cumberland Gap Tunnel</a>]]>
Südportal Cumberland Gap Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Cumberland_Gap_Tunnel#S%C3%BCdportal_Cumberland_Gap_Tunnel">Cumberland Gap Tunnel</a>]]>
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