The bay forms an entrance to the Beagle Channel, the Ballenero Channel and Pomar Channel from the Pacific Ocean, but shipping traffic was unable to use the bay until 2011. The Chilean Navy then installed a lighthouse on the Sandwich Islets, south of Londonderry Island, in order to shorten the voyage from Punta Arenas to Antarctica by 100 kilometres (62 mi).
- "Armada instala faro en Bahía Cook y acorta viaje a la Antártica Chilena". El Mostrador. 2011-07-06.
- John Robson (2000). Captain Cook's World. p. 141. ISBN 1 74051 413 0.
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