World's Longest Train Tunnel

Switzerland is building in the NEAT Gotthard Base tunnel, which is the world’s longest train tunnel, with 35-mile long parallel tracks crossing the Alps. The tunnel should become operational at the end of 2016.

An employee of AlpTransit Gotthard Ltd and a visitor stand at the NEAT Gotthard Base tunnel near Erstfeld May 7, 2012. Crossing the Alps, the world's longest train tunnel should become operational at the end of 2016. The project consists of two parallel single track tunnels, each of a length of 57 km (35 miles) REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: BUSINESS CONSTRUCTION EMPLOYMENT TRAVEL)

Workers have a break during the installation of the railway tracks in the NEAT Gotthard Base tunnel near Erstfeld May 7, 2012. Crossing the Alps, the world's longest train tunnel should become operational at the end of 2016. The project consists of two parallel single track tunnels, each of a length of 57 km (35 miles) REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: BUSINESS CONSTRUCTION EMPLOYMENT TRAVEL)

Workers cycle past the northern entrances of the NEAT Gotthard Base tunnel near Erstfeld May 7, 2012. Crossing the Alps, the world's longest train tunnel should become operational at the end of 2016. The project consists of two parallel single track tunnels, each of a length of 57 km (35 miles) REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: BUSINESS CONSTRUCTION EMPLOYMENT TRAVEL)

Journalists stand beside rail tracks at the construction site in the NEAT Gotthard Base tunnel near Sedrun April 2, 2013. Crossing the Alps, the world's longest train tunnel should become operational at the end of 2016. The project consists of two parallel single track tunnels, each of a length of 57 km (35 miles) REUTERS/Arnd Wiegmann (SWITZERLANDBUSINESS TRAVEL - Tags: TRAVEL BUSINESS EMPLOYMENT CONSTRUCTION)

Visitors walk through the construction site of the NEAT Gotthard Base Tunnel at the Erstfeld-Amsteg section October 5, 2010. With a length of 57 km (35 miles) crossing the Alps, the world's longest train tunnel should become operational at the end of 2017. REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: BUSINESS CONSTRUCTION TRANSPORT TRAVEL)

Miners celebrate as fireworks explode after a giant drill machine broke through the rock at the final section Sedrun-Faido, at the construction site of the NEAT Gotthard Base Tunnel March 23, 2011. Crossing the Alps, the world's longest train tunnel should become operational at the end of 2016. The project consists of two parallel single track tunnels, each of a length of 57 km (35 miles). REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: BUSINESS TRAVEL EMPLOYMENT)

Miners wave with the flags of their home countries as they celebrate after a giant drill machine broke through the rock at the final section Sedrun-Faido, at the construction site of the NEAT Gotthard Base Tunnel March 23, 2011. Crossing the Alps, the world's longest train tunnel should become operational at the end of 2016. The project consists of two parallel single track tunnels, each of a length of 57 km (35 miles). REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: BUSINESS TRAVEL EMPLOYMENT)

Miners and visitors take pictures as a giant drill machine breaks through the rock at the western tunnel section Sedrun-Faido, at the construction site of the NEAT Gotthard Base Tunnel March 23, 2011. Crossing the Alps, the world's longest train tunnel should become operational at the end of 2016. The project consists of two parallel single track tunnels, each of a lenght of 57 km (35 miles). REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: BUSINESS TRAVEL EMPLOYMENT)

A miner stands in front of the drill machine 'Sissi' after it broke through the rock at the final section Faido-Sedrun, at the construction site of the NEAT Gotthard Base Tunnel October 15, 2010. With a length of 57 km (35 miles) crossing the Alps, the world's longest train tunnel should become operational at the end of 2017. REUTERS/Christian Hartmann (SWITZERLAND - Tags: TRANSPORT BUSINESS BUSINESS CONSTRUCTION POLITICS IMAGE OF THE DAY TOP PICTURE)

Red lights illuminate the construction site of the of the NEAT Gotthard Base Tunnel at the Erstfeld-Amsteg section October 5, 2010. With a length of 57 km (35 miles) crossing the Alps, the world's longest train tunnel should become operational at the end of 2017. REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: BUSINESS CONSTRUCTION TRANSPORT TRAVEL)