Juonikuvaukset(1)
What is it that makes the rock such an inescapable prison? Prisoners who tried, faced icy waters, deadly currents, disorientating fog and fearsome predators. To understand these dangerous forces, a new investigation will pull a plug on the seafloor, and drain the waters around the Alcatraz Island. (National Geographic)
Kuvagalleria (6)
Kuva © National Geographic Channel
Kuva © National Geographic Channel
Kuva © National Geographic Channel
Kuva © National Geographic Channel
Kuva © National Geographic Channel
Kuva © National Geographic Channel