Bridges are found all over the world and provide safe passage for pedestrians and vehicles over water, valleys and roads. While many of us would not think twice about crossing most bridges, there are a few very special exceptions. These are the types of walkways and overpasses that even the bravest souls would struggle to cross. Whether high up in the mountains or balanced precariously across a ravine, the following are 10 of the most terrifying bridges on the planet. Keep reading.... if you dare!