A documentary about big catastrophes such as the sinking of the Titanic, the Chernobyl disaster and the attack on the World Trade Center.A documentary about big catastrophes such as the sinking of the Titanic, the Chernobyl disaster and the attack on the World Trade Center.A documentary about big catastrophes such as the sinking of the Titanic, the Chernobyl disaster and the attack on the World Trade Center.