In 2016, for the first time Facebook, Microsoft and Telxius came together to begin operating on the MAREA project that connected the US to southern Europe. The 4,000-mile fibre optic cable was completed in 2017 and was capable of transmitting data at up to 160 TB per second which was 16 million times faster than the average household internet. Today, there are approximately 380 underwater cables operating worldwide, spanning a distance of more than 745,645 miles. Underwater cables are the unseen force that propels the modern internet forward.
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Google's Firmina subsea cable is the world's longest cable that can be powered from one end providing a network boost to South America.