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

5. Tianmen Skywalk, China

Clinging to Tianmen Mountain’s cliffs at nearly 4,700 feet, the Tianmen Skywalk features a glass floor just three feet wide, offering a dizzying view straight down. Walking here is a heart-pounding adventure, perfect for thrill-seekers craving stunning scenery and adrenaline. Each step tests courage as you tread on transparent panels suspended in the sky.