A volunteer holds a refugee child / Skala Skamnias, January 13, 2016.

An Afghan refugee begins to cry after his arrival on Lesbos / Skala Skamnias, January 13, 2016.

A volunteer holds a little girl after the arrival of her family on Lesbos / Skala Skamnias, January 13, 2016.

A mother holds her child after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

Refugees get dry clothes after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

Refugees arrive on Lesbos / Skala Skamnias, January 13, 2016.

Refugees arrive on Lesbos / Skala Skamnias, January 13, 2016.

A volunteer watches the position of a refugee boat on her smartphone / Skala Skamnias, January 13, 2016.

Refugees watch the horizon after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

Refugees enter a bus from the UNHCR which brings them to the Camp Moria for registration / Skala Skamnias, January 13, 2016.

A volunteer holds a child after an arrival of a refugee boat / Skala Skamnias, January 13, 2016.

Volunteers keep an eye on the sea / Skala Skamnias, January 13, 2016.

Volunteers help refugees after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

A refugee with a thermal blanket watches the horizon after his arrival on Lesbos / Skala Skamnias, January 13, 2016.

Volunteers help refugees after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

A mother holds her child after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

Volunteers help refugees after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

Volunteers help refugees after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

Volunteers help refugees after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

A boat with refugees arrives on Lesbos / Skala Skamnias, January 13, 2016.

A refugee girl enjoys herself after the arrival with her family by boat / Skala Skamnias, January 13, 2016.

A volunteer guides a refugee boat to the coast / Skala Skamnias, January 13, 2016.

Volunteers help refugees after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

Volunteers help refugees after their arrival on Lesbos / Skala Skamnias, January 13, 2016.

Volunteers help refugees after their arrival on Lesbos / Skala Skamnias, January 13, 2016.