Greatest Train Journeys From Above

Glacier Express (1x1)

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Connecting iconic mountain resorts St Moritz and Zermatt, the Glacier Express is filmed from above winding along alpine peaks, over treacherous gorges and through vertiginous mountain ranges. It’s a constant struggle to keep on track as engineers battle deep snow drifts, harness the latest tech to protect the line from landslides and set explosives to guard against deadly avalanches.