22 Terrifying Bridges Around the World You’d Be Wise to Avoid

2. Millau viaduct bridge, France

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Hovering 1,125 feet above the Tarn Valley, the Millau Viaduct pierces the clouds with slender pylons. The view is majestic, yet those uneasy with heights find crossing it a stern test, gliding through open sky on a narrow ribbon of road.