Examinations of the hulk of the submarine failed to reach a conclusion as to what caused the disaster. Many believe the Kursk's bow, still on the Barents Sea floor, holds the key.

The Kursk is moved from a dry dock near Murmansk to be dismantled

Workers prepare the Kursk for the 30-mile trip, expected to take around 10 hours

A floating dock transports the Kursk to the Nerpa shipyard at Snezhnogorsk

Eight tugs accompany the Kursk to its final resting place

A final goodbye to the ill-fated sub

Last port of call - the Kursk's two nuclear reactors and cruise missiles will be removed at Nerpa

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