From Indonesia to Mexico, via Greenland, our world is packed full of natural wonders. They will leave you open-mouthed, inspire you to travel the world and, most importantly, give you a new-found respect for Mother Nature.
Mexico's migration of monarch butterflies
Every year, huge numbers of monarch butterflies make the 3000-mile journey from Canada to Mexico to spend the winter in a state of semi-hibernation in the trees of the Sierra Chincua. It has been called one of the most spectacular natural phenomena in the world, with one migration cycle involving roughly five generations.