• Source: List of tunnels in Portugal




Portugal's longest tunnels - in use






Tunnels proposed


Serra da Estrela - an 8,600 m tunnel project




References






See also



Tunnel
List of tunnels
List of long tunnels by type contains separate tables for rock, railroad, subway and vehicular tunnels.
List of tunnels by location

Kata Kunci Pencarian:

• Istanbul
• List of tunnels in Portugal
• List of longest tunnels
• List of longest road tunnels
• List of wind tunnels
• List of tunnels by country
• List of tunnels in Brazil
• Portugal
• Thames Tunnel
• List of mountains in Brazil
• Mole people