This episode unlocks the engineering secrets of Valkyria – Europe’s tallest drop coaster – to reveal how it thrills thousands of riders each day by dropping them 50 metres straight down, reaching a speed of 105 kilometres per hour.

This episode unlocks the engineering secrets of Valkyria – Europe’s tallest drop coaster – to reveal how it thrills thousands of riders each day by dropping them 50 metres straight down, reaching a speed of 105 kilometres per hour.

This episode unlocks the engineering secrets of the Las Vegas High Roller to reveal what tech allows North America’s tallest big wheel to spin over one million people above Sin City each year.

This episode unlocks the engineering secrets of the Las Vegas High Roller to reveal what tech allows North America’s tallest big wheel to spin over one million people above Sin City each year.

Charting the 650-kilometre, cross-country journey of Europe's fastest passenger train, we showcase the innovative technology that keeps it on the rails through tunnels and around tight bends at 300 kilometres per hour.

Charting the 650-kilometre, cross-country journey of Europe's fastest passenger train, we showcase the innovative technology that keeps it on the rails through tunnels and around tight bends at 300 kilometres per hour.

This episode unlocks the engineering secrets of the Antonov 124 Ruslan – one of the biggest cargo aircraft in the world – to reveal how it transports the bulkiest, heaviest freight thousands of miles to any point on the planet.

This episode unlocks the engineering secrets of the Antonov 124 Ruslan – one of the biggest cargo aircraft in the world – to reveal how it transports the bulkiest, heaviest freight thousands of miles to any point on the planet.

This time the engineering secrets of MSC Bellissima is unlocked to reveal how one of the world's largest cruise ships speeds 5,600 passengers between 7 Mediterranean cities.

This time the engineering secrets of MSC Bellissima is unlocked to reveal how one of the world's largest cruise ships speeds 5,600 passengers between 7 Mediterranean cities.

We unlock the engineering secrets of Montreal's New Champlain Bridge to reveal how it's built to survive 125 years of extreme temperature changes and crushing ice.

We unlock the engineering secrets of Montreal's New Champlain Bridge to reveal how it's built to survive 125 years of extreme temperature changes and crushing ice.