Photos: Remembering the killing of Michael Brown in Ferguson

ByHelen Donahue and Helen Donahue

Photos: An abandoned Chinese village has been reclaimed by nature

ByHelen Donahue and Helen Donahue

Photos: The Swiss toot their own horns at an annual mountaintop festival

ByHelen Donahue and Helen Donahue

Photos: Kids in war-torn Afghanistan still know how to play

ByHelen Donahue and Helen Donahue

Photos: Chinese beachgoers dive into waves of mysterious algae

ByHelen Donahue and Helen Donahue