Atlantic Crossing 1

Atlantic Crossing 1 (AC-1) is an optical submarine telecommunications cable system linking the United States and three European countries. It transports speech and data traffic between the U.S., the U.K., the Netherlands and Germany. It is one of several transatlantic communications cables. It was operated by American company Level 3 Communications and Irish company Tyco International, until their respective mergers in 2017 and 2016 with other companies.

It has landing points in:
 * 1) Brookhaven Cable Station, Shirley, New York, United States
 * 2) Land's End Cable Station, Cornwall, England, United Kingdom
 * 3) Westerland Cable Station, Schleswig-Holstein, Germany
 * 4) KPN Telecom cable station, Beverwijk, Netherlands