“Baba Yaga is an old hag who lives in a house built on chicken legs and kidnaps small children. She is one of the most pervasive and powerful creatures in all mythology.” “But what does she have to do with a writer’s journey to Bulgaria in 2007 on behalf of her mother?” “Or with a trio of women who decide in their old age to spend a week together at a hotel spa?” By the end of Dubravka Ugrešić’...