 Channel Tunnel
Location: Folkestone, England, and Sangatte, France
Date Completed: 1994
Cloaca Maxima
Location: Rome, Italy
Date Completed: 6th century B.C.
Holland Tunnel
Location: New York, New York, and Jersey City, New Jersey, USA
Date Completed: 1927
The Hoosac Tunnel
Location: Mass., USA
Date Completed: 1875
Moffat Tunnel
Location: USA
Date Completed: 1923
Seikan Rail Tunnel
Location: Japan
Date Completed: 1988
St Gotthard Tunnel
Location: Switzerland
Date Completed: 1882 (rail) and 1980 (road)
Thames Tunnel
Location: London, England
Date Completed: 1843
Union Canal Tunnel
Location: USA
Date Completed: 1825 - 1827
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