The world has witnessed a lot. Millions of photos are clicked every day, but some of these capture moments that are truly unforgettable and heart wrenching. That is the brilliance of photography. It is so much more than just a visual aid. It is an emotion brought to life no matter when you choose to revisit it.
Having said that, here are 11 powerful photos from around the world that will break your heart:
1. A Koala is fed water by a firefighter during the Black Saturday bushfires in Australia, 2009.