Alexandros Avramidis/Reuters Instability throughout large parts of the world in 2015 have furthered exacerbated a growing refugee crisis in Turkey, parts of the Middle East, and throughout Europe. Coming from war zones in Syria, Iraq, Afghanistan, Libya, and portions of sub-Saharan Africa, the refugees have been driven towards Europe with the hopes of finding a better life for themselves and their families. The scope of the crisis is almost impossible to grasp: in 2015, over 1 million refugees have entered Europe alone. To give an idea of the struggles that so many have faced, we have compiled 21 of the most heartbreaking images of the ongoing refugee crisis. A SYRIAN REFUGEE KISSES HIS DAUGHTER AS HE WALKS THROUGH A RAINSTORM TOWARDS GREECE'S BORDER WITH MACEDONIA, NEAR THE GREEK VILLAGE OF IDOMENI, SEPTEMBER 10, 2015. REUTERS/Yannis Behrakis A LOCAL MAN HELPS A SYRIAN REFUGEE WHO JUMPED OFF BOARD FROM A DINGHY AS HE SWIMS EXHAUSTED AT A BEACH ON THE GREEK ISLAND OF LESBOS ON SEPTEMBER 17, 2015. REUTERS/Yannis Behrakis A GIRL HOLDS HER TOYS AS MACEDONIAN POLICEMEN BLOCK REFUGEES AT THE GREEK-MACEDONIAN BORDERS, NEAR THE VILLAGE OF IDOMENI, GREECE NOVEMBER 20, 2015. Alexandros Avramidis/Reuters SEE THE REST OF THE STORY AT BUSINESS INSIDER