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Switzerland has its record-breaking tunnel
Swiss complete worlds longest tunnel
Joyous Swiss Hail Longest Tunnel Breakthrough
Europe's $45BN Mega Tunnels through the Alps
Switzerland - Workers break through last bit of rock in world's longest tunnel
Swiss celebrate longest tunnel breakthrough
Machine Breaks Out Last Bit in Longest Tunnel
Record-Breaking Engineering Feat: Touring the Longest Tunnel Ever Built
Swiss complete world's longest tunnel
The world’s longest and deepest rail tunnel runs through the Swiss Alps
Driving out the devil in Switzerland
Villagers' Astonishing Reactions to Switzerland's Enormous Tunnel Boring Machine! Tribal People
