This was brought to our attention by digg.com, the social networking site that allows its users to submit links and news stories and then list the stories by how many times they were voted on or “dugg”. The particular link was “dugg” 4300 times, making it one of the top links in the last two weeks.
The map is provided by atlantic-cable.com – History of the Atlantic Cable & Undersea Communications
from the first submarine cable of 1850 to the worldwide fiber optic network.
Now here is a map updated for 2009 provided by telegeography.com.