Eurotunnel has announced the availability of 4G coverage throughout the Chunnel, the underwater passage connecting the UK and France, starting last Friday, Dec 12.
As of Friday, passengers aboard high-speed trains through the shuttle, 100 meters under sea level, can use an ultra-high-speed connection to access the Internet on their smartphones, tablets and other devices. Previously, passengers had access to 2G and 3G coverage, which have been available across the entire length of the Channel Tunnel since the start of 2014.