The 22 Most Terrifying Bridges Around the World You’d Think Twice Before Crossing

2. Millau viaduct bridge, France

Soaring above the Tarn River valley, the Millau Viaduct is a modern engineering marvel and the tallest bridge in the world at 1,125 feet. Its slender pylons stretch into the clouds, offering spectacular views. For those afraid of heights, crossing it is a nerve-wracking challenge. Gliding high above the landscape on a slim road surrounded by sky is both thrilling and daunting.