Uploaded July 2026 | Updated September 2026, 2 weeks ago

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Discover the incredible engineering secrets behind Switzerland’s legendary Glacier Express as it conquers 16,000-foot alpine peaks and treacherous avalanche zones using unique rack-and-pinion technology. From deep mountain depots to massive $300 million tunnels, find out how this world-class ride battles extreme terrain to keep passengers safe on the slowest express train on Earth.

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