Popular destinations around the world limit tourists from visiting to preserve nature

This beautiful rock formation, called The Wave in Arizona in the US, is only open to folks who win a special lottery to visit the place. — GREG BULLA/ Wikimedia Commons

Around the world, a growing number of destinations are implementing measures designed to protect the very assets that have made them so popular. Here are some locations that are requiring visitors to adhere to specific guidelines.

Reserve before you visit