The Most Powerful Photos Ever Taken

A dog named named “Leao” sits at the grave of her owner, who died in the disastrous landslides near Rio de Janiero in 2011.

A firefighter gives water to a koala during the devastating Black Saturday bush fires in Victoria, Australia, in 2009.

A missionary holding a starving child’s hand.

A mother comforts her son in Concord, Alabama, near his house which was completely destroyed by a tornado.

A Russian soldier stops to play an abandoned piano in Chechnya in 1994.

A villager saved stray cats by carrying them with a basket balanced on his head during massive floods in Cuttack City, India in 2011.

An Afghan man offering tea to a soldier.

Christians protect Muslims during prayer in the midst of the 2011 uprisings in Cairo, Egypt.

Diego Frazão Torquato, 12 year old Brazilian playing the violin at his teacher’s funeral. The teacher had helped him escape poverty and violence through music.

Father and son (1949 vs 2009).

Heart surgeon after 23-hour-long (successful) heart transplant. His assistant is sleeping in the corner.

The sunset on Mars.