Enjoy guys, I teared up when I was looking at these...
EDIT: If you can't see the 40 photographs, click here:
Sisters pose for the same photo three separate times, years apart.
A Russian war veteran kneels beside the tank he spent the war in, now a monument.
A Romanian child hands a heart-shaped balloon to riot police during protests against austerity measures in Bucharest.
Retired Philadelphia Police Captain Ray Lewis is arrested for participating in the Occupy Wall Street protests in 2011.
A monk prays for an elderly man who had died suddenly while waiting for a train in Shanxi Taiyuan, China.
A dog named "Leao" sits for a second consecutive day at the grave of her owner, who died in the disastrous landslides near Rio de Janiero on January 15, 2011.
The 1968 Olympics Black Power Salute: African American athletes Tommie Smith and John Carlos raise their fists in a gesture of solidarity at the 1968 Olympic games. Australian Silver medalist Peter Norman wore an Olympic Project for Human Rights badge in support of their protest. Both Americans were expelled from the games as a result.
Jewish prisoners at the moment of their liberation from an internment camp "death train" near the Elbe in 1945.