Bridges have been used for many thousands of years to provide shortcuts across obstacles in the landscape that would otherwise take a long time to travel around, and as techniques and construction materials have improved, their designs have become bigger and safer than ever.

There remain some, though, that are either aging, cross dangerous regions, or that are purposefully designed to be nerve-racking, which are guaranteed to get your heart racing as you set foot onto them. We hope you’ve got a good head for heights… because it’s time to take a look at the 15 most terrifying bridges you don’t want to cross!