Chris Tarrant: Extreme Railways

Chris traverses Morocco from west to east before heading off into the sands of the Sahara to discover whether a legendary line that stretches all the way to Timbuktu really exists.

In an attempt to cross three former Soviet republics entirely by rail in one week, Chris navigates his way on trains across Estonia, Latvia and Lithuania, en route discovering amazing stories and dark secrets from the region's war-ravaged past.

Chris attempts to cross the five countries of the Balkan region in six days. Travelling from Slovenia to Montenegro, via Croatia, Bosnia and Herzegovina, and Serbia, he discovers how the former state-run Yugoslav railways in Tito's days are faring since their break-up in the 1990s, goes in search of Tito's famous blue train and talks to some fascinating local people en route.

From the deserts of Lawrence of Arabia, Chris follows the route of the Hejaz Railway up through Jordan, before crossing the border into Israel. He's headed for the holiest city of all-Jerusalem.

Traveling through three countries from Nuremberg to Auschwitz, Chris Tarrant explores the darkest chapter in the history of the railways - their role in the Nazi Holocaust of WWII.