Your faith in humanity will be restored when you will see these bridges just for the animals. It’s difficult to say how various animals are killed by vehicles around the world every year, but it’s considered that up to one million are killed every day on the roads of the US alone. but some countries go to exceptional lengths to secure the safety of their wildlife. The very first animal bridges were built in France in the 1950s, and the longest in the world, called the Natuurbrug Zanderij Crailoo, and it was built in the Netherlands and is over half a mile long! Check out the best 10 animal bridges below.